http://www.nucaptcha.com/ http://www.nucaptcha.com/ Offers a solution in video captchas. Moving letters are way easier to read and if fraudulent activity is det

http://www.nucaptcha.com/ http://www.nucaptcha.com/ Offers a solution in video captchas. Moving letters are way easier to read and if fraudulent activity is detected the videos slow down to a rate which becomes uneconomical to solve.