Have you noticed that your blog is getting some very unusual comments? Perhaps something that in Chinese or maybe it slightly pertains to your post. It has always been a suspicion of ours that people are paid to manually enter in comments with CAPTCHA systems in place. Apparently these are coming from developing countries as I found proof today that this exists. So how useful is the Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA)? What’s next?
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