Read this: BBC News - Blind Federation slams Captcha security test
Summary: A Captcha is a graphic or sound of a random word or number users must key in to prove they are human. The petition, on the White House website, has received just 8,200 signatures. Chris Danielsen of the US-based Federation for the Blind told the Politico website that he realised there was a problem after publicising the petition. - bbc.co.ukwww.bbc.co.ukBBC News - Blind Federation slams Captch…
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