I actually think reCAPTCHA has gotten quite good actually after they switched one of the words to a street address. Just look at the examples in this post, most

I actually think reCAPTCHA has gotten quite good actually after they switched one of the words to a street address. Just look at the examples in this post, most are pretty easy to decode right away. http://techcrunch.com/2012/03/29/google-now-using-recaptcha-to-decode-street-view-addresses/ http://techcrunch.com/2012/03/29/google-now-using-recaptcha-...