reCAPTCHA (1 articles)
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Google announces it has bought reCAPTCHA
Will use OCR tech to improve book scanning biz 16 September 2009 17:50 GMT TweetGoogle has announced in a blog post that it has bought reCAPTCHA, the service that prevents bots from various nefarious online activities by making internet users interpret squiggly words, something computers don't do too well. The price Google paid has...