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Have a look at reCAPTCHA: http://www.captcha.net/ http://www.captcha.net/ The words shown come directly from old books that are being digitized. So you can sto
by nreece 19y ago
Have a look at reCAPTCHA: http://www.captcha.net/ http://www.captcha.net/
The words shown come directly from old books that are being digitized. So you can stop spam and help digitize books at the same time.