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<ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" 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.infobox-label{white-space:nowrap;padding-right:0.65em}.mw-parser-output .ib-video-game .infobox-above{font-style:italic}</style><table class="infobox ib-video-game hproduct"><tbody><tr><th colspan="2" class="infobox-above fn">LambdaMOO</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Video_game_developer" title="Video game developer">Developer(s)</a></th><td class="infobox-data"><a href="/wiki/Pavel_Curtis" title="Pavel Curtis">Pavel Curtis</a>, project community</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Game_engine" title="Game engine">Engine</a></th><td class="infobox-data"><a href="/wiki/MOO" title="MOO">MOO</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Computing_platform" title="Computing platform">Platform(s)</a></th><td class="infobox-data"><a href="/wiki/Cross-platform" class="mw-redirect" title="Cross-platform">Platform independent</a></td></tr><tr><th scope="row" class="infobox-label">Release</th><td class="infobox-data">1990</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Video_game_genre" title="Video game genre">Genre(s)</a></th><td class="infobox-data">Social <a href="/wiki/Multi-user_dungeon" title="Multi-user dungeon">MUD</a></td></tr><tr><th scope="row" class="infobox-label">Mode(s)</th><td class="infobox-data"><a href="/wiki/Multiplayer_video_game" title="Multiplayer video game">Multiplayer</a></td></tr></tbody></table> <p><i><b>LambdaMOO</b></i> is an <a href="/wiki/Online_community" title="Online community">online community</a><sup id="cite_ref-quittner_1-0" class="reference"><a href="#cite_note-quittner-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> of the variety called a <a href="/wiki/MOO" title="MOO">MOO</a>. It is the oldest MOO today.<sup id="cite_ref-maragkou_2-0" class="reference"><a href="#cite_note-maragkou-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p><i>LambdaMOO</i> was founded in 1990 by <a href="/wiki/Pavel_Curtis" title="Pavel Curtis">Pavel Curtis</a> at <a href="/wiki/Xerox_PARC" class="mw-redirect" title="Xerox PARC">Xerox PARC</a>.<sup id="cite_ref-dog_3-0" class="reference"><a href="#cite_note-dog-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-rheingold_5-0" class="reference"><a href="#cite_note-rheingold-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-internetculture_6-0" class="reference"><a href="#cite_note-internetculture-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> Now hosted in the state of <a href="/wiki/Washington_(state)" title="Washington (state)">Washington</a>, it is operated and administered entirely on a volunteer basis. Guests are allowed, and membership is free to anyone with an e-mail address. </p><p><i>LambdaMOO</i> gained some notoriety when <a href="/wiki/Julian_Dibbell" title="Julian Dibbell">Julian Dibbell</a> wrote a book called <i><a href="/wiki/My_Tiny_Life" class="mw-redirect" title="My Tiny Life">My Tiny Life</a></i> describing his <a href="/wiki/A_Rape_in_Cyberspace" title="A Rape in Cyberspace">experiences</a> there.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> Over its history, <i>LambdaMOO</i> has been highly influential in the examination of virtual-world social issues.<sup id="cite_ref-dog_3-1" class="reference"><a href="#cite_note-dog-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>LambdaMOO has its roots in the 1978–1980 work by <a href="/wiki/Roy_Trubshaw" class="mw-redirect" title="Roy Trubshaw">Roy Trubshaw</a> and <a href="/wiki/Richard_Bartle" title="Richard Bartle">Richard Bartle</a> to create and expand the concept of <a href="/wiki/Multi-user_dungeon" title="Multi-user dungeon">Multi-User Dungeon</a> (MUD) – virtual communities.<sup id="cite_ref-Malloy_8-0" class="reference"><a href="#cite_note-Malloy-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Around 1987–1988, the expansion of the global <a href="/wiki/Internet" title="Internet">Internet</a> allowed more users to experience the MUD. Pavel Curtis at Xerox Parc noted that they were "almost exclusively for recreational purposes."<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> Curtis determined to explore whether the MUD could be non-recreational. He developed <i>LambdaMOO</i> software to run on the LambdaMOO server, which implements the <a href="/wiki/MOO_(programming_language)" class="mw-redirect" title="MOO (programming language)">MOO programming language</a>. This software was subsequently made available to the public. Several starter databases, known as cores, are available for MOOs; <i>LambdaMOO</i> itself uses the LambdaCore database. The "<a href="/wiki/Lambda" title="Lambda">Lambda</a>" name is from Curtis's own username on earlier MUD systems.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>LambdaMOO can refer to the software, the server, or the community of users.<sup id="cite_ref-Malloy_8-1" class="reference"><a href="#cite_note-Malloy-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Geography">Geography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=2" title="Edit section: Geography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>LambdaMOO</i> central geography was based on Pavel Curtis's California home. New players and guests traditionally connected in "The Coat Closet",<sup id="cite_ref-quittner_1-1" class="reference"><a href="#cite_note-quittner-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> but a second area, "The Linen Closet" (specially programmed as a silent area) was later added as an alternative connection point. The coat closet opens onto the center of the house in The Living Room, a common hangout and place for conversation;<sup id="cite_ref-internetculture_6-1" class="reference"><a href="#cite_note-internetculture-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> its fixtures include a fireplace (where things can be roasted), The Living Room Couch (which periodically causes players' objects to 'fall through' to underneath the couch), and a pet Cockatoo who repeats overheard phrases (which is sometimes found with its beak gagged). Occasionally, the Cockatoo is replaced with a more seasonal creature: a Turkey near Thanksgiving, a Raven near Halloween, et cetera. </p><p>To the north of the Living Room is the Entrance Hall, the Front Yard, and a limited residential area along LambdaStreet. There is an extensive subterranean complex located down the manhole, including a sewage system. Players walking to the far west along LambdaStreet may be given the option to 'jump off the edge of the world', which disables access to their account for three months. </p><p>To the south of the Living Room is a pool deck, a hot tub, and some of the extensive grounds of the mansion, featuring gardens, hot air balloon landing pads, open fields, fishing holes, and the like. </p><p>To the northwest of the living room are the laundry room, garage, dining room, smoking room, drawing room, housekeeper's quarters, and kitchen. </p><p>To the east of the entry hall, hallways provide access to some individual rooms, the Linen Closet, and to the eastern wing of the house. In the eastern wing can be found the Library of online books, the Museum of generic objects (which account-holders may create instances of), and an extensive area for the <i>LambdaMOO</i> RPG. </p><p>Since the creation of the original LambdaMOO map, many users have expanded the MOO by making additional rooms with the command "@dig." </p> <div class="mw-heading mw-heading2"><h2 id="Politics">Politics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=3" title="Edit section: Politics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>While most MOOs are run by administrative fiat, in summer of 1993 <i>LambdaMOO</i> implemented a petition/ballot mechanism, allowing the community to propose and vote on new policies and other administrative actions. A petition may be created by anyone eligible to participate in politics (those who have maintained accounts at the MOO for at least 30 days), can be signed by other players, and may then be submitted for administrative 'vetting'. Once vetted, the petition has a limited time to collect enough signatures to become valid and be made into a ballot. Ballots are subsequently voted on; those with a 66% approval rating are passed and will be implemented. This system suffered quite a lot of evolution and eventually passed into a state where <a href="/wiki/Wizard_(MUD)" class="mw-redirect" title="Wizard (MUD)">wizards</a> took back the power they'd passed into the hands of the people, but still maintain the ballot system as a way for the community to express its opinions.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Demographics">Demographics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=4" title="Edit section: Demographics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The population of <i>LambdaMOO</i> numbered close to 10,000 around 1994, with over 300 actively connected at any time.<sup id="cite_ref-internetculture_6-2" class="reference"><a href="#cite_note-internetculture-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-netgames_12-0" class="reference"><a href="#cite_note-netgames-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=5" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239009302">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output .portalborder{border:1px solid var(--border-color-base,#a2a9b1);padding:0.1em;background:var(--background-color-neutral-subtle,#f8f9fa)}.mw-parser-output .portalbox-entry{display:table-row;font-size:85%;line-height:110%;height:1.9em;font-style:italic;font-weight:bold}.mw-parser-output .portalbox-image{display:table-cell;padding:0.2em;vertical-align:middle;text-align:center}.mw-parser-output .portalbox-link{display:table-cell;padding:0.2em 0.2em 0.2em 0.3em;vertical-align:middle}@media(min-width:720px){.mw-parser-output .portalleft{clear:left;float:left;margin:0.5em 1em 0.5em 0}.mw-parser-output .portalright{clear:right;float:right;margin:0.5em 0 0.5em 1em}}</style><ul role="navigation" aria-label="Portals" class="noprint portalbox portalborder portalright"> <li class="portalbox-entry"><span class="portalbox-image"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Crystal_Clear_app_linneighborhood.svg" class="mw-file-description"><img alt="icon" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Crystal_Clear_app_linneighborhood.svg/28px-Crystal_Clear_app_linneighborhood.svg.png" decoding="async" width="28" height="28" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Crystal_Clear_app_linneighborhood.svg/42px-Crystal_Clear_app_linneighborhood.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Crystal_Clear_app_linneighborhood.svg/56px-Crystal_Clear_app_linneighborhood.svg.png 2x" data-file-width="407" data-file-height="407" /></a></span></span><span class="portalbox-link"><a href="/wiki/Portal:Internet" title="Portal:Internet">Internet portal</a></span></li><li class="portalbox-entry"><span class="portalbox-image"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Social_sciences.svg" class="mw-file-description"><img alt="icon" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/42/Social_sciences.svg/32px-Social_sciences.svg.png" decoding="async" width="32" height="28" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/42/Social_sciences.svg/48px-Social_sciences.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/42/Social_sciences.svg/64px-Social_sciences.svg.png 2x" data-file-width="139" data-file-height="122" /></a></span></span><span class="portalbox-link"><a href="/wiki/Portal:Society" title="Portal:Society">Society portal</a></span></li></ul> <ul><li>"<a href="/wiki/A_Rape_in_Cyberspace" title="A Rape in Cyberspace">A Rape in Cyberspace</a>"</li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 40em;"> <ol class="references"> <li id="cite_note-quittner-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-quittner_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-quittner_1-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFQuittner1994" class="citation magazine cs1"><a href="/wiki/Josh_Quittner" title="Josh Quittner">Quittner, Josh</a> (March 1994). <a rel="nofollow" class="external text" href="https://www.wired.com/wired/archive/2.03/muds.html">"Johnny Manhattan Meets the Furry Muckers"</a>. <i><a href="/wiki/Wired_(magazine)" title="Wired (magazine)">Wired</a></i>. Vol. 2, no. 3<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-09-21</span></span>. <q>In come into LambdaMOO through the closet. The closet is the port of entry, the Ellis Island for all immigrants to this virtual world. It's a dark, cramped space and I keep bumping into coats, boots, and the bodies of sleeping, huddled masses. [...] That's what's happening at LambdaMOO, a 3-year-old MOO set up by Pavel Curtis at Xerox's Palo Alto Research Center (see WIRED 2.02, page 90). Curtis, a programming language designer and implementer, put the MOO together as an experiment; it has turned into a real community.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Wired&rft.atitle=Johnny+Manhattan+Meets+the+Furry+Muckers&rft.volume=2&rft.issue=3&rft.date=1994-03&rft.aulast=Quittner&rft.aufirst=Josh&rft_id=https%3A%2F%2Fwww.wired.com%2Fwired%2Farchive%2F2.03%2Fmuds.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-maragkou-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-maragkou_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMaragkou" class="citation web cs1">Maragkou, Eleni. <a rel="nofollow" class="external text" href="https://thecouch.hethem.nl/escape-from-the-internet/">"Escape From the Internet"</a>. <i>The Couch</i>. Het HEM<span class="reference-accessdate">. Retrieved <span class="nowrap">1 June</span> 2024</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Couch&rft.atitle=Escape+From+the+Internet&rft.aulast=Maragkou&rft.aufirst=Eleni&rft_id=https%3A%2F%2Fthecouch.hethem.nl%2Fescape-from-the-internet%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-dog-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-dog_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-dog_3-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMulliganPatrovsky2003" class="citation book cs1">Mulligan, Jessica; Patrovsky, Bridgette (2003). <i>Developing Online Games: An Insider's Guide</i>. New Riders. p. 452. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/1-59273-000-0" title="Special:BookSources/1-59273-000-0"><bdi>1-59273-000-0</bdi></a>. <q>1990 [...] Pavel Curtis does substantial modifications to White's MOO code, creating <i>LambdaMOO</i>. <i>LambdaMOO</i> opens, hosted at Xerox PARC, where it promptly becomes a major influence in the development of social issues in virtual spaces.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Developing+Online+Games%3A+An+Insider%27s+Guide&rft.pages=452&rft.pub=New+Riders&rft.date=2003&rft.isbn=1-59273-000-0&rft.aulast=Mulligan&rft.aufirst=Jessica&rft.au=Patrovsky%2C+Bridgette&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBartle2003" class="citation book cs1"><a href="/wiki/Richard_Bartle" title="Richard Bartle">Bartle, Richard</a> (2003). <i><a href="/wiki/Designing_Virtual_Worlds" title="Designing Virtual Worlds">Designing Virtual Worlds</a></i>. New Riders. p. 11. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-13-101816-7" title="Special:BookSources/0-13-101816-7"><bdi>0-13-101816-7</bdi></a>. <q><i>MOO</i> had two important offspring: Pavel Curtis' <i>LambdaMOO</i> (which was to become a favorite of journalists, academics, and social misfits) [...]</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Designing+Virtual+Worlds&rft.pages=11&rft.pub=New+Riders&rft.date=2003&rft.isbn=0-13-101816-7&rft.aulast=Bartle&rft.aufirst=Richard&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-rheingold-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-rheingold_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRheingold1994" class="citation magazine cs1"><a href="/wiki/Howard_Rheingold" title="Howard Rheingold">Rheingold, Howard</a> (April 1994). <a rel="nofollow" class="external text" href="https://www.wired.com/wired/archive/2.02/parc.html">"PARC Is Back!"</a>. <i><a href="/wiki/Wired_(magazine)" title="Wired (magazine)">Wired</a></i>. Vol. 2, no. 2<span class="reference-accessdate">. Retrieved <span class="nowrap">2010-04-07</span></span>. <q>One PARC researcher, Pavel Curtis, is looking closely at MUDs [...] Curtis built on the work of Steven White, a student at the University of Waterloo (Canada). In January 1991, he opened LambdaMOO. Hundreds of players flocked to it.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Wired&rft.atitle=PARC+Is+Back%21&rft.volume=2&rft.issue=2&rft.date=1994-04&rft.aulast=Rheingold&rft.aufirst=Howard&rft_id=https%3A%2F%2Fwww.wired.com%2Fwired%2Farchive%2F2.02%2Fparc.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-internetculture-6"><span class="mw-cite-backlink">^ <a href="#cite_ref-internetculture_6-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-internetculture_6-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-internetculture_6-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFStivale1997" class="citation book cs1">Stivale, Charles J. (1997). "Spam: Heteroglossia and Harassment in Cyberspace". In Porter, David (ed.). <i>Internet Culture</i> (pbk. ed.). Routledge. pp. 94–95. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-415-91684-4" title="Special:BookSources/0-415-91684-4"><bdi>0-415-91684-4</bdi></a>. <q>I will examine this spectrum of practices with reference to a specific chat and role-playing site on the Internet, one of the numerous MUDs (multi-user dungeons or dimensions) known as LambdaMOO (MOO referring to MUD-Object-Oriented programming language), located at Xeroc PARC (Palo Alto Research Center) and installed and run there since 1990 by Pavel Curtis.<sup>6</sup> This site is structured like a large house with nearby grounds and community. It forms a paradigm within which participants can log on via telnet from different locations around the globe, adopt character names ranging from "real" to, more commonly, some form of fantasy, and converse directly with one another in real time.<sup>7</sup> In this house, one may move from room to room by indicating directions to "walk" or by "teleporting" directly, create one's own personalized abode, and entertain discussion with the vast population—over 8000—of inhabitants. [...] interactions within the LambdaMOO commons, the Living Room, acclimate one quickly [...]</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Spam%3A+Heteroglossia+and+Harassment+in+Cyberspace&rft.btitle=Internet+Culture&rft.pages=94-95&rft.edition=pbk.&rft.pub=Routledge&rft.date=1997&rft.isbn=0-415-91684-4&rft.aulast=Stivale&rft.aufirst=Charles+J.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDibbell1999" class="citation book cs1"><a href="/wiki/Julian_Dibbell" title="Julian Dibbell">Dibbell, Julian</a> (1999). <a rel="nofollow" class="external text" href="http://www.juliandibbell.com/texts/mytinylife.html"><i>My Tiny Life</i></a>. London: Fourth Estate Limited. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/1-84115-058-4" title="Special:BookSources/1-84115-058-4"><bdi>1-84115-058-4</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=My+Tiny+Life&rft.place=London&rft.pub=Fourth+Estate+Limited&rft.date=1999&rft.isbn=1-84115-058-4&rft.aulast=Dibbell&rft.aufirst=Julian&rft_id=http%3A%2F%2Fwww.juliandibbell.com%2Ftexts%2Fmytinylife.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-Malloy-8"><span class="mw-cite-backlink">^ <a href="#cite_ref-Malloy_8-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Malloy_8-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMalloy1999" class="citation cs2"><a href="/wiki/Judy_Malloy" title="Judy Malloy">Malloy, Judy</a> (1999), <a rel="nofollow" class="external text" href="http://www.well.com/user/jmalloy/moopap.html">"Public Literature: Narratives and Narrative Structures in LambaMOO"</a>, <i>Art and Innovation - The Xerox PARC Artist-in-Residence Program</i>, MIT Press<span class="reference-accessdate">, retrieved <span class="nowrap">2008-08-05</span></span></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Art+and+Innovation+-+The+Xerox+PARC+Artist-in-Residence+Program&rft.atitle=Public+Literature%3A+Narratives+and+Narrative+Structures+in+LambaMOO&rft.date=1999&rft.aulast=Malloy&rft.aufirst=Judy&rft_id=http%3A%2F%2Fwww.well.com%2Fuser%2Fjmalloy%2Fmoopap.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text">Pavel Curtis and David A. Nichols. "MUDs Grow Up: Social Virtual Reality in the Real World". Xerox PARC, May 5, 1993.</span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070929121601/http://www.g4tv.com/techtvvault/features/38666/The_Incredible_Tale_of_LambdaMOO_pg2.html">"G4 - Feature - The Incredible Tale of LambdaMOO"</a>. Archived from <a rel="nofollow" class="external text" href="http://www.g4tv.com/techtvvault/features/38666/The_Incredible_Tale_of_LambdaMOO_pg2.html">the original</a> on 2007-09-29.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=G4+-+Feature+-+The+Incredible+Tale+of+LambdaMOO&rft_id=http%3A%2F%2Fwww.g4tv.com%2Ftechtvvault%2Ffeatures%2F38666%2FThe_Incredible_Tale_of_LambdaMOO_pg2.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span> </span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBartle2003" class="citation book cs1"><a href="/wiki/Richard_Bartle" title="Richard Bartle">Bartle, Richard</a> (2003). <i><a href="/wiki/Designing_Virtual_Worlds" title="Designing Virtual Worlds">Designing Virtual Worlds</a></i>. New Riders. p. 60. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-13-101816-7" title="Special:BookSources/0-13-101816-7"><bdi>0-13-101816-7</bdi></a>. <q>The original designers only create the core of the world and the means by which it can be extended; thereafter, they hand it over to the players to do with as they wish (although there's a problem if what the players wish for is that the designers will take back control, as they famously did with <i>LambdaMOO</i>).</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Designing+Virtual+Worlds&rft.pages=60&rft.pub=New+Riders&rft.date=2003&rft.isbn=0-13-101816-7&rft.aulast=Bartle&rft.aufirst=Richard&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> <li id="cite_note-netgames-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-netgames_12-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMaloniBakerWice1994" class="citation book cs1">Maloni, Kelly; Baker, Derek; Wice, Nathaniel (1994). <span class="id-lock-registration" title="Free registration required"><a rel="nofollow" class="external text" href="https://archive.org/details/netgamesyourguid00malo/page/210"><i>Net Games</i></a></span>. Random House / Michael Wolff & Company, Inc. pp. <a rel="nofollow" class="external text" href="https://archive.org/details/netgamesyourguid00malo/page/210">210</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-679-75592-6" title="Special:BookSources/0-679-75592-6"><bdi>0-679-75592-6</bdi></a>. <q>Definitely the leading candidate for the title of largest MOO (more than 8,000 residents), <i>Lambda</i> is a veritable universe, centering on a cavernous mansion [...]</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Net+Games&rft.pages=210&rft.pub=Random+House+%2F+Michael+Wolff+%26+Company%2C+Inc.&rft.date=1994&rft.isbn=0-679-75592-6&rft.aulast=Maloni&rft.aufirst=Kelly&rft.au=Baker%2C+Derek&rft.au=Wice%2C+Nathaniel&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fnetgamesyourguid00malo%2Fpage%2F210&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALambdaMOO" class="Z3988"></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=LambdaMOO&action=edit&section=7" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://lambda.moo.mud.org/">Home page</a></li> <li><a rel="nofollow" class="external text" href="http://lambdamoo.blogspot.com/">Status blog</a></li> <li><a rel="nofollow" class="external text" href="http://www.livejournal.com/community/lambdamoo/">LiveJournal community</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist 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href="/wiki/Template:MUDs" title="Template:MUDs"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:MUDs" title="Template talk:MUDs"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:MUDs" title="Special:EditPage/Template:MUDs"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Multi-user_dungeons_(MUDs)" style="font-size:114%;margin:0 4em"><a href="/wiki/Multi-user_dungeon" title="Multi-user dungeon">Multi-user dungeons</a> (MUDs)</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Major branches</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AberMUD" title="AberMUD">AberMUD</a></li> <li><a href="/wiki/DikuMUD" title="DikuMUD">DikuMUD</a></li> <li><a href="/wiki/LPMud" title="LPMud">LPMud</a></li> <li><a href="/wiki/MU*" title="MU*">MU*</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Minor branches,<br />codebases, libraries</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Dworkin%27s_Game_Driver" title="Dworkin's Game Driver">DGD</a></li> <li><a href="/wiki/GodWars" title="GodWars">GodWars</a></li> <li><a href="/wiki/MOO" title="MOO">MOO</a></li> <li><a href="/wiki/MUSH" title="MUSH">MUSH</a></li> <li><a href="/wiki/Talker" title="Talker">Talker</a></li> <li><a href="/wiki/TinyMUCK" title="TinyMUCK">TinyMUCK</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Concepts,<br />terminology</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alternate_character" title="Alternate character">Alternate character</a></li> <li><a href="/wiki/Avatar_(computing)" title="Avatar (computing)">Avatar</a></li> <li><a href="/wiki/Bartle_taxonomy_of_player_types" title="Bartle taxonomy of player types">Bartle taxonomy of player types</a></li> <li><a href="/wiki/Cybersex" title="Cybersex">Cybersex</a></li> <li><a href="/wiki/God_(MUD)" class="mw-redirect" title="God (MUD)">God</a></li> <li><a href="/wiki/Griefer" title="Griefer">Griefer</a></li> <li><a href="/wiki/Grinding_(video_games)" title="Grinding (video games)">Grinding</a></li> <li><a href="/wiki/Hack_and_slash" title="Hack and slash">Hack and slash</a></li> <li><a href="/wiki/Healer_(video_games)" title="Healer (video games)">Healer</a></li> <li><a href="/wiki/Immortal_(MUD)" class="mw-redirect" title="Immortal (MUD)">Immortal</a></li> <li><a href="/wiki/Kill_stealing" title="Kill stealing">Kill stealing</a></li> <li><a href="/wiki/Loot_(video_games)" title="Loot (video games)">Loot</a></li> <li><a href="/wiki/Mob_(video_games)" title="Mob (video games)">Mob, Monster</a></li> <li><a href="/wiki/Non-player_character" title="Non-player character">Non-player character</a></li> <li><a href="/wiki/Online_wedding" title="Online wedding">Online wedding</a></li> <li><a href="/wiki/Persistent_world" title="Persistent world">Persistent world</a></li> <li><a href="/wiki/Player_character" title="Player character">Player character</a></li> <li><a href="/wiki/Player_versus_environment" title="Player versus environment">Player versus environment</a></li> <li><a href="/wiki/Player_versus_player" title="Player versus player">Player versus player</a>, Playerkilling</li> <li><a href="/wiki/Quest_(video_games)" title="Quest (video games)">Quest</a></li> <li><a href="/wiki/Spawning_(video_games)" title="Spawning (video games)">Spawning</a></li> <li><a href="/wiki/Tank_(video_games)" title="Tank (video games)">Tank</a></li> <li><a href="/wiki/Twinking" title="Twinking">Twinking</a></li> <li><a href="/wiki/Virtual_goods" title="Virtual goods">Virtual goods</a></li> <li><a href="/wiki/Video_game_bot" title="Video game bot">Video game bot</a></li> <li><a href="/wiki/Wizard_(MUD)" class="mw-redirect" title="Wizard (MUD)">Wizard</a></li> <li><a href="/wiki/Zone_(video_games)" title="Zone (video games)">Zone, Area</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Publications</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Designing_Virtual_Worlds" title="Designing Virtual Worlds">Designing Virtual Worlds</a></i></li> <li>"<a href="/wiki/A_Rape_in_Cyberspace" title="A Rape in Cyberspace">A Rape in Cyberspace</a>"</li> <li><i><a href="/wiki/Terra_Nova_(blog)" title="Terra Nova (blog)">Terra Nova</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Companies,<br />organizations</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Areae" title="Areae">Areae</a></li> <li><a href="/wiki/Iron_Realms_Entertainment" title="Iron Realms Entertainment">Iron Realms Entertainment</a></li> <li><a href="/wiki/Jagex" title="Jagex">Jagex</a></li> <li><a href="/wiki/Lysator" title="Lysator">Lysator</a></li> <li><a href="/wiki/Kesmai" title="Kesmai">Kesmai</a></li> <li><a href="/wiki/The_Mud_Connector" title="The Mud Connector">The Mud Connector</a></li> <li><a href="/wiki/Mythic_Entertainment" title="Mythic Entertainment">Mythic Entertainment</a></li> <li><a href="/wiki/Plaintext_Players" title="Plaintext Players">Plaintext Players</a></li> <li><a href="/wiki/Simutronics" title="Simutronics">Simutronics</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><span class="noviewer" typeof="mw:File"><span title="List-Class article"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/16px-Symbol_list_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/23px-Symbol_list_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/31px-Symbol_list_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/List_of_MUDs" title="List of MUDs">List</a></b> <span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Multi-user_dungeon" title="Category:Multi-user dungeon">Category</a></b></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=LambdaMOO&oldid=1250201863">https://en.wikipedia.org/w/index.php?title=LambdaMOO&oldid=1250201863</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:MU*_games" title="Category:MU* games">MU* games</a></li><li><a href="/wiki/Category:Video_games_developed_in_the_United_States" title="Category:Video games developed in the United States">Video games developed in the United States</a></li><li><a href="/wiki/Category:Xerox_spin-offs" title="Category:Xerox spin-offs">Xerox spin-offs</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:Articles_using_Infobox_video_game_using_locally_defined_parameters" title="Category:Articles using Infobox video game using locally defined parameters">Articles using Infobox video game using locally defined parameters</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" 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