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Comment by vladf | Hacker News Reader
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vladf
·
What about adding a captcha?
View on HN
sigio
·
Outsource it to amazon mechanical turk, or something equivalent ;) Pay a dollar to have someone else fill it in.
justinlloyd
·
Simple CAPTCHA work pays 3 cents. Ask me how I know.
jack_pp
·
there are captcha solving services
Reply on news.ycombinator.com