from the i've-done-worse-for-less dept.
alx_lo writes "Captchas are a nice idea to protect your blog or guestbook from being spammed by robots.
But what good is this protection when you can hire "data entry specialists" to solve captchas for $0.60 per hour for 50 hours a week?
Anyone here who can think up a solution that does not include drastically changing the global economy? How about captchas that require cultural background knowledge to solve?"
"The eleventh commandment was `Thou Shalt Compute' or `Thou Shalt Not
Compute' -- I forget which."
-- Epigrams in Programming, ACM SIGPLAN Sept. 1982