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Last login: 12 hours agoCashcow-alberto: Alberto is a 24 year old guy from Modena, Italy.; Likes 1,057 pages, 43 videos, 41 photos • 86 fans • Received 2 reviews; Member since Feb 08, 2007

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Digitizing Books with the Help of Millions of People around the World: May 9, 1:11am 2 reviews •http://www.searchenginejournal.com/di...; I came across this video podcast episode of PBS's Wired Science with Luis von Ahn, the guy who came up with "Captcha", those fuzzy looking words that you have to enter on websites sometimes as proof that you are human.