New Scientist: Turing tests filter spam email. “Simple tests designed to distinguish computers from humans are increasingly being used to clamp down on unsolicited, or ‘spam’, email advertising.”
The article notes that Yahoo! has imposed such a test to block automated account-signup-then-spam bots. (Thankfully — that might discourage some of the more automated 419 spammers.)
Sorry ’bout the lack of blogging — very busy ’round here, what with a new SpamAssassin release in the pipeline and a move to the US in the offing…