CAPTCHA inventor Louis von Ahn has been putting his invention to good use. Take a look at his TED.com presentation to see how online forms are helping to digitize out-of-print books, and how his approach to large-scale online collaboration could bring the internet to non-English speakers across the world:
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Glad to know where those words come from. I just encountered a captcha word that contained an older version of 's' that looked like an 'f'. I entered an 'f', which was accepted.
ReplyDeleteSorry, made an error there. I actually entered an 's', and that was accepted. So the program seemed to be sensing it correctly.
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