It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-2584901763.mit-edu.top/post/2584901763

  1. <!doctype html>
  2. <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" prefix="og: http://ogp.me/ns#">
  3.  
  4.  <head>
  5.    <meta charset="utf-8">
  6.    <meta name="applicable-device" content="pc,mobile">
  7.    <meta name="viewport" content="width=device-width, initial-scale=1">
  8.    <title>Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach #740627525381 (2025-02-08)</title>
  9.    <link rel="canonical" href="https://blog-2584901763.mit-edu.top/post/2584901763">
  10.    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&display=swap">
  11.    <link rel="stylesheet" href="https://x.mit-edu.top/static/css/style.css">
  12.    <script src="https://x.mit-edu.top/static/js/lazysizes.min.js" async></script>
  13.    <link rel="shortcut icon" href="/favicon.ico">
  14.    <!-- Open Graph Metadata -->
  15.    <meta property="og:type" content="article" />
  16.    <meta property="og:title" content="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach" />
  17.    <meta property="og:description" content="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach #740627525381 (2025-02-08)" />
  18.    <meta property="og:url" content="https://blog-2584901763.mit-edu.top/post/2584901763" />
  19.    <meta property="og:site_name" content="mit-edu.top" />
  20.    <meta property="og:image" content="https://x.mit-edu.top/static/images/post/2.jpg" />
  21.    <meta property="og:article:published_time" content="2025-02-07T17:56:46Z" />
  22.    <meta property="og:article:author" content="Dr. Mary Johnson" />
  23.    <meta property="og:article:section" content="mit-edu.top" />
  24.    <meta property="og:article:tag" content="Games, Mobile Games, Video Games" />
  25.    <!-- Schema.org -->
  26.    <script type="application/ld+json">{
  27.            "@context": "https://schema.org",
  28.            "@type": "ScholarlyArticle",
  29.            "headline": "Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach #740627525381 (2025-02-08)",
  30.            "author": {
  31.                "@type": "Person",
  32.                "name": "Dr. Mary Johnson",
  33.                "affiliation": {
  34.                    "@type": "Organization",
  35.                    "name": "mit-edu.top"
  36.                },
  37.                "url": "https://blog-2584901763.mit-edu.top/post/2584901763"
  38.            },
  39.            "datePublished": "2025-02-07T17:56:46Z",
  40.            "image": "https://x.mit-edu.top/static/images/post/2.jpg",
  41.            "journal": {
  42.                "@type": "Periodical",
  43.                "name": "mit-edu.top",
  44.                "issn": "10.1069/740627525381"
  45.            },
  46.            "publisher": {
  47.                "@type": "Organization",
  48.                "name": "mit-edu.top",
  49.                "url": "https://blog-2584901763.mit-edu.top"
  50.            },
  51.            "doi": "740627525381",
  52.            "abstract": "Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach #740627525381 (2025-02-08)",
  53.            "citation": {
  54.                "@type": "CreativeWork",
  55.                "name": "Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach",
  56.                "author": "Dr. Mary Johnson",
  57.                "datePublished": "2025-02-07T17:56:46Z",
  58.                "url": "https://blog-2584901763.mit-edu.top/post/2584901763"
  59.            }
  60.        }
  61.    </script>
  62. </head>
  63.  
  64. <body>
  65.    <div class="site-mobile-menu site-navbar-target">
  66.        <div class="site-mobile-menu-header">
  67.            <div class="site-mobile-menu-close">
  68.                <span class="icofont-close js-menu-toggle"></span>
  69.            </div>
  70.        </div>
  71.        <div class="site-mobile-menu-body"></div>
  72.    </div>
  73.    <nav class="site-nav">
  74.        <div class="container">
  75.            <div class="site-navigation">
  76.                <div class="row">
  77.                    <div class="col-md-6 text-center order-1 order-md-2 mb-3 mb-md-0">
  78.                        <a href="https://blog-2584901763.mit-edu.top" class="logo m-0 text-uppercase">mit-edu.top</a>
  79.                    </div>
  80.                    <div class="col-md-3 order-3 order-md-1">
  81.                    </div>
  82.                </div>
  83.            </div>
  84.        </div>
  85.    </nav>
  86.    <div class="section post-section pt-5">
  87.        <div class="container">
  88.            <div class="row justify-content-center">
  89.                <div class="col-lg-8">
  90.                    <div class="text-center">
  91.                        <img src="https://x.mit-edu.top/static/images/user/6.jpg" alt="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach" title="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach" class="author-pic img-fluid rounded-circle mx-auto">
  92.                    </div>
  93.                    <span class="d-block text-center">Mary Johnson</span>
  94.                    <span class="date d-block text-center small text-uppercase text-black-50 mb-5">2025-02-08</span>
  95.                    <h2 class="heading text-center">Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach</h2>
  96.                    <p class="lead mb-4 text-center">Thanks to Mary Johnson for contributing the article "Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach".
  97.                    </p>
  98.                    <img src="https://x.mit-edu.top/static/images/post/2.jpg" alt="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach" title="Collaborative AR Experiences in Large-Scale Urban Settings: A Systems Approach" class="img-fluid rounded mb-4 lazyload">
  99.                    <p>Esports has risen as a global phenomenon, transforming skilled gamers into celebrated athletes. They compete in electrifying tournaments watched by millions, showcasing their talents, earning recognition, fame, and substantial prize pools that rival those of traditional sports. The professionalization of esports has also led to the development of coaching, training facilities, and esports academies, paving the way for a new generation of esports professionals and cementing gaming as a legitimate career path.</p>
  100. <p>This research critically examines the ethical implications of data mining in mobile games, particularly concerning the collection and analysis of player data for monetization, personalization, and behavioral profiling. The paper evaluates how mobile game developers utilize big data, machine learning, and predictive analytics to gain insights into player behavior, highlighting the risks associated with data privacy, consent, and exploitation. Drawing on theories of privacy ethics and consumer protection, the study discusses potential regulatory frameworks and industry standards aimed at safeguarding user rights while maintaining the economic viability of mobile gaming businesses.</p>
  101. <p>A Comparative Analysis This paper provides a comprehensive analysis of various monetization models in mobile gaming, including in-app purchases, advertisements, and subscription services. It compares the effectiveness and ethical considerations of each model, offering recommendations for developers and policymakers.</p>
  102. <p>This study investigates the use of gamification techniques in mobile learning applications, focusing on how game-like elements such as scoring, badges, and leaderboards influence user engagement and motivation. It assesses the effectiveness of gamification in enhancing learning outcomes, particularly in educational apps targeting children and young adults. The paper also addresses challenges in designing gamified systems that balance educational value with entertainment.</p>
  103. <p>Game streaming platforms like Twitch, YouTube Gaming, and Mixer have revolutionized how gamers consume and interact with gaming content, turning everyday players into content creators, influencers, and entertainers. Livestreamed gameplay, interactive chats, and community engagement redefine the gaming experience, transforming passive consumption into dynamic, participatory entertainment.</p>
  104.  
  105.                    <p>
  106.                    <a href="/redirect/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">Link</a>
  107.                    </p>
  108.                    <p><a href="https://www.linegames.org/" target="_blank" class="custom-link">External link</a>
  109. <a href="https://www.iliiili.com/" target="_blank" class="custom-link">External link</a>
  110. <a href="https://www.digwow.net/" target="_blank" class="custom-link">External link</a>
  111. <a href="https://www.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  112. <a href="https://www.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  113. <a href="https://210196702266-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  114. <a href="https://268212269858-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  115. <a href="https://707352073082-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  116. <a href="https://653979595327-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  117. <a href="https://654540311046-gov.iliiili.com/" target="_blank" class="custom-link">External link</a>
  118. <a href="https://253652827225-gov.digwow.net/" target="_blank" class="custom-link">External link</a>
  119. <a href="https://174717573027-gov.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  120. <a href="https://059164899265-gov.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  121. <a href="https://447260787268-gov-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  122. <a href="https://016328024041-gov-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  123. <a href="https://431357802639-gov-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  124. <a href="https://618444246978-gov-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  125. <a href="https://781285429564-edu.iliiili.com/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  126. <a href="https://345518580324-edu.digwow.net/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  127. <a href="https://858446324442-edu.free-giftcodes.com/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  128. <a href="https://085941476927-edu.gifthub.com.ru/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  129. <a href="https://875818293137-gov.iliiili.com/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  130. <a href="https://769114413007-gov.digwow.net/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  131. <a href="https://144847635216-gov.free-giftcodes.com/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  132. <a href="https://045369036057-gov.gifthub.com.ru/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  133. <a href="https://link.naver.com/bridge?509800525009&amp;url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  134. <a href="https://link.naver.com/bridge?772294999525&amp;url=https://naver772294999525-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  135. <a href="https://link.naver.com/bridge?439145995876&amp;url=https://naver439145995876-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  136. <a href="https://link.naver.com/bridge?838339316635&amp;url=https://naver838339316635-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  137. <a href="https://link.naver.com/bridge?134087621635&amp;url=https://naver134087621635-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  138. <a href="https://link.naver.com/bridge?125713306140&amp;url=https://naver125713306140-gov.digwow.net" target="_blank" class="custom-link">External link</a>
  139. <a href="https://link.naver.com/bridge?171745358766&amp;url=https://naver171745358766-gov.iliiili.com" target="_blank" class="custom-link">External link</a>
  140. <a href="https://link.naver.com/bridge?529693206777&amp;url=https://naver529693206777-gov.1717173.xyz" target="_blank" class="custom-link">External link</a>
  141. <a href="https://link.naver.com/bridge?117821849013&amp;url=https://naver117821849013-gov.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  142. <a href="https://link.naver.com/bridge?649525188147&amp;url=https://naver649525188147-gov-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  143. <a href="https://link.naver.com/bridge?478056867640&amp;url=https://naver478056867640-gov-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  144. <a href="https://link.naver.com/bridge?834746101053&amp;url=https://naver834746101053-gov-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  145. <a href="https://link.naver.com/bridge?672497244140&amp;url=https://naver672497244140-gov-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  146. <a href="https://blog-736591575059.gifthub.news/" target="_blank" class="custom-link">External link</a>
  147. <a href="https://blog-760876234483.jp-edu.sbs/" target="_blank" class="custom-link">External link</a>
  148. <a href="https://blog-107612696345.kr-edu.sbs/" target="_blank" class="custom-link">External link</a>
  149. <a href="https://blog-403918984971.krlinkedin.sbs/" target="_blank" class="custom-link">External link</a>
  150. <a href="https://blog-695033454226.mit-edu.sbs/" target="_blank" class="custom-link">External link</a>
  151. <a href="https://blog-585110661963.mit-edu.buzz/" target="_blank" class="custom-link">External link</a>
  152. <a href="https://blog-851358418022.mit-edu.tech/" target="_blank" class="custom-link">External link</a>
  153. <a href="https://blog-367790348950.mit-edu.site/" target="_blank" class="custom-link">External link</a>
  154. <a href="https://blog-027123408633.mit-edu.top/" target="_blank" class="custom-link">External link</a>
  155. <a href="https://blog-585387524393.usa-gov.top/" target="_blank" class="custom-link">External link</a>
  156. <a href="https://research-338223326048.mit-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  157. <a href="https://research-399162511050.harvard-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  158. <a href="https://research-812241685417.stanford-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  159. <a href="https://research-840455284100.cambridge-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  160. <a href="https://research-452667648873.berkeley-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  161. <a href="https://research-031572357402.oxford-edu.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  162. <a href="https://research-920441497753-edu.wwv.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  163. <a href="https://research-428215518776-edu.sean.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  164. <a href="https://research-012752955090-edu.line.pp.ua/?url=https://blog-2584901763.mit-edu.top/post/2584901763" target="_blank" class="custom-link">External link</a>
  165. </p>
  166.                    <div class="row mt-5 pt-5 border-top">
  167.                    </div>
  168.                </div>
  169.            </div>
  170.        </div>
  171.    </div>
  172.    <div class="section pb-0">
  173.        <div class="container">
  174.            <div class="row">
  175.                <div class="col-lg-12">
  176.                    <h2 class="heading">Related</h2>
  177.                </div>
  178.            </div>
  179.            <div class="row justify-content-center">
  180.                <div class="col-lg-12">
  181.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  182.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  183.                            <a href="https://blog-2584901763.mit-edu.top/post/7260954183">
  184.                            <img src="https://x.mit-edu.top/static/images/post/2.jpg" alt="Gamified Public Services: The Future of Engagement Through Play" title="Gamified Public Services: The Future of Engagement Through Play" class="img-fluid lazyload">
  185.                            </a>
  186.                        </div>
  187.                        <div class="content">
  188.                            <div class="post-meta mb-3">
  189.                                <a href="https://blog-7260954183.mit-edu.top/post/7260954183/" target="_blank">
  190.                                <span class="date">2025-02-08</span>
  191.                                </a>
  192.                            </div>
  193.                            <h2 class="heading"><a href="https://blog-2584901763.mit-edu.top/post/7260954183">Gamified Public Services: The Future of Engagement Through Play</a></h2>
  194.                            <p class="info">In the labyrinth of quests and adventures, gamers become digital explorers, venturing into uncharted territories and unraveling mysteries that test their wit and resolve. Whether embarking on a daring rescue mission or delving deep into ancient ruins, each quest becomes a personal journey, shaping characters and forging legends that echo through the annals of gaming history. The thrill of overcoming obstacles and the satisfaction of completing objectives fuel the relentless pursuit of new challenges and the quest for gaming excellence.</p>
  195.                            <a href="https://blog-2584901763.mit-edu.top/post/7260954183" class="post-author d-flex align-items-center">
  196.                                <div class="author-pic">
  197.                                    <img src="https://x.mit-edu.top/static/images/user/6.jpg" alt="Gamified Public Services: The Future of Engagement Through Play" title="Gamified Public Services: The Future of Engagement Through Play" class="lazyload">
  198.                                </div>
  199.                                <div class="text">
  200.                                    <strong>Raymond Henderson</strong>
  201.                                    <span>2025-02-08 published post</span>
  202.                                </div>
  203.                            </a>
  204.                        </div>
  205.                    </div>
  206.                </div>
  207.                <div class="col-lg-12">
  208.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  209.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  210.                            <a href="https://blog-2584901763.mit-edu.top/post/8065294173">
  211.                            <img src="https://x.mit-edu.top/static/images/post/6.jpg" alt="Cross-Cultural Validation of Educational Mobile Games in Language Learning" title="Cross-Cultural Validation of Educational Mobile Games in Language Learning" class="img-fluid lazyload">
  212.                            </a>
  213.                        </div>
  214.                        <div class="content">
  215.                            <div class="post-meta mb-3">
  216.                                <a href="https://blog-8065294173.mit-edu.top/post/8065294173/" target="_blank">
  217.                                <span class="date">2025-02-08</span>
  218.                                </a>
  219.                            </div>
  220.                            <h2 class="heading"><a href="https://blog-2584901763.mit-edu.top/post/8065294173">Cross-Cultural Validation of Educational Mobile Games in Language Learning</a></h2>
  221.                            <p class="info">The storytelling in video games has matured into an art form, offering players complex narratives filled with rich characters, moral dilemmas, and emotionally resonant experiences that rival those found in literature and cinema. Players are no longer passive consumers but active participants in interactive narratives, shaping the outcome of stories through their choices and actions. This interactive storytelling blurs the line between player and protagonist, creating deeply personal and immersive narratives that leave a lasting impact.</p>
  222.                            <a href="https://blog-2584901763.mit-edu.top/post/8065294173" class="post-author d-flex align-items-center">
  223.                                <div class="author-pic">
  224.                                    <img src="https://x.mit-edu.top/static/images/user/1.jpg" alt="Cross-Cultural Validation of Educational Mobile Games in Language Learning" title="Cross-Cultural Validation of Educational Mobile Games in Language Learning" class="lazyload">
  225.                                </div>
  226.                                <div class="text">
  227.                                    <strong>Rebecca Cook</strong>
  228.                                    <span>2025-02-08 published post</span>
  229.                                </div>
  230.                            </a>
  231.                        </div>
  232.                    </div>
  233.                </div>
  234.                <div class="col-lg-12">
  235.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  236.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  237.                            <a href="https://blog-2584901763.mit-edu.top/post/7368042591">
  238.                            <img src="https://x.mit-edu.top/static/images/post/8.jpg" alt="Impact of Edge Computing on Real-Time Mobile Multiplayer Games" title="Impact of Edge Computing on Real-Time Mobile Multiplayer Games" class="img-fluid lazyload">
  239.                            </a>
  240.                        </div>
  241.                        <div class="content">
  242.                            <div class="post-meta mb-3">
  243.                                <a href="https://blog-7368042591.mit-edu.top/post/7368042591/" target="_blank">
  244.                                <span class="date">2025-02-08</span>
  245.                                </a>
  246.                            </div>
  247.                            <h2 class="heading"><a href="https://blog-2584901763.mit-edu.top/post/7368042591">Impact of Edge Computing on Real-Time Mobile Multiplayer Games</a></h2>
  248.                            <p class="info">This research critically examines the ethical implications of data mining in mobile games, particularly concerning the collection and analysis of player data for monetization, personalization, and behavioral profiling. The paper evaluates how mobile game developers utilize big data, machine learning, and predictive analytics to gain insights into player behavior, highlighting the risks associated with data privacy, consent, and exploitation. Drawing on theories of privacy ethics and consumer protection, the study discusses potential regulatory frameworks and industry standards aimed at safeguarding user rights while maintaining the economic viability of mobile gaming businesses.</p>
  249.                            <a href="https://blog-2584901763.mit-edu.top/post/7368042591" class="post-author d-flex align-items-center">
  250.                                <div class="author-pic">
  251.                                    <img src="https://x.mit-edu.top/static/images/user/4.jpg" alt="Impact of Edge Computing on Real-Time Mobile Multiplayer Games" title="Impact of Edge Computing on Real-Time Mobile Multiplayer Games" class="lazyload">
  252.                                </div>
  253.                                <div class="text">
  254.                                    <strong>Barbara Garcia</strong>
  255.                                    <span>2025-02-08 published post</span>
  256.                                </div>
  257.                            </a>
  258.                        </div>
  259.                    </div>
  260.                </div>
  261.            </div>
  262.        </div>
  263.    </div>
  264.    <div class="py-5 bg-light mx-md-3 sec-subscribe">
  265.        <div class="container">
  266.            <div class="row">
  267.                <div class="col-lg-12">
  268.                    <h2 class="h4 fw-bold">Subscribe to newsletter</h2>
  269.                </div>
  270.            </div>
  271.            <form class="row">
  272.                <div class="col-md-8">
  273.                    <div class="mb-3 mb-md-0">
  274.                        <input type="email" class="form-control" placeholder="Enter your email">
  275.                    </div>
  276.                </div>
  277.                <div class="col-md-4 d-grid">
  278.                    <input type="submit" class="btn btn-primary" value="Subscribe">
  279.                </div>
  280.            </form>
  281.        </div>
  282.    </div>
  283.    <div class="site-footer">
  284.        <div class="container">
  285.            <div class="row justify-content-center copyright">
  286.                <div class="col-lg-7 text-center">
  287.                    <div class="widget">
  288.                        <p>Copyright &copy;
  289.                            <script>document.write(new Date().getFullYear());</script> All rights reserved.
  290.                        </p>
  291. <p>
  292.    < Top VPS Hosting Choice ><br>
  293.    <a href="https://evolution-host.com?ref=DQgZ6P" target="_blank">
  294.        <img src="https://x.mit-edu.top/static/images/evolution-host.png" alt="Evolution Host" title="Evolution Host" class="evhost lazyload">
  295.    </a>
  296. </p>
  297.                    </div>
  298.                </div>
  299.            </div>
  300.        </div>
  301.    </div>
  302. </body>
  303.  
  304. </html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda