Originally Posted by sexdwarf

the captcha system as is used in that scenario is alot harder to "read" programatically... while considerd impossible even by myself; i do think it would be doable with the right algorithmes... the main issue for a system like that would be the computation time... a standard captcha system isvery crackable and can be broken down in a matter of seconds (0.7 seconds is the fastest i have gotten it on a simplistic distortion)...some thing like the ones you are showing have advanced distortion applied and the false-positive ratio can/would go to hell in a hand basket...

anyhow what i am getting to;it can be done but the time the computer would spend attempting to decipher it could actually become slower than a human...

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