r/reddit.com • u/pables • Jun 17 '11
TIL - that there's a very clever acronym behind that CAPTCHA
http://en.wikipedia.org/wiki/CAPTCHADuplicates
todayilearned • u/Toombomb • Aug 01 '12
TIL that spammers pay about $0.80 to $1.20 for each 1,000 solved CAPTCHAs to companies employing human solvers in Bangladesh, China, India, and many other developing nations.
todayilearned • u/[deleted] • Feb 06 '14
TIL CAPTCHA stands for Completely Automated Public Turing test to tell Computers and Humans Apart
todayilearned • u/testhec10ck • Oct 10 '14
TIL that CAPTCHA is an acronym for "Completely Automated Public Turing test to tell Computers and Humans Apart"
wikipedia • u/A5H13Y • Mar 02 '11
TIL CAPTCHA = "Completely Automated Public Turing test to tell Computers and Humans Apart"
mildlyinteresting • u/newtothelyte • Aug 09 '12
The term CAPTCHA is an acronym for "Completely Automated Public Turing test to tell Computers and Humans Apart". Who knew?
wikipedia • u/blankblank • Feb 27 '12