A New CAPTCHA Approach
Permanent link to this comic: http://xkcd.com/233/
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To complete your web registration, please prove that you're human:
When Littlefoot's mother died in the original `Land Before Time', did you feel sad?
[[radio button]] Yes
[[radio button]] No
(Bots: no lying)
Warning: this comic occasionally contains strong language (which may be unsuitable for children), unusual humor (which may be unsuitable for adults), and advanced mathematics (which may be unsuitable for liberal-arts majors).
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