Google's CAPTCHA experiment and the human factor
Any research is prone to irrelevance if it starts with the wrong research questions, takes the wrong perspective, or in this case, attempts to fight the wrong enemy - automated bots attempting to recognize CAPTCHAs.Researchers at Google recently released a paper detailing a new CAPTCHA system consisting of correct image rotation (Socially Adjusted CAPTCHAs) whose main purpose is to make it easier for humans, and much harder for bots to recognize them.