Captcha and Usability

Captcha is a necessary evil we put up with on the Internet. I did a little digging and found there is much to learn about it.I wrote about Capthca for my latest installment at SearchEngineLand – Recent Findings On Captcha & The User ExperienceThe purpose of Captcha is to find a way to prove that you're a human being and not a computer with abuse on its agenda. However humble and helpf

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