0 Replies Latest reply on May 7, 2013 4:47 PM by felix.rubio

    Luis von Ahn: Massive-scale online collaboration | Video on TED.com

      Luis von Ahn: Massive-scale online collaboration | Video on TED.com

      After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributions by many on the Internet for greater good. In this talk, he shares how his ambitious new project, Duolingo, will help millions learn a new language while...

      After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributions by many on the Internet for greater good. In this talk, he shares how his ambitious new project, Duolingo, will help millions learn a new language while translating the Web quickly and accurately -- all for free. (Filmed at TEDxCMU.)

      El Latino, mas exactamente de Guatemala, que invento el CAPTCHA

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