I notice several complaints about spam submissions to directories. I have done a lot of work on anti-spam for email. Would a project aimed at directories be welcomed and useful? It would be a simple matter to ferret out some of the most obvious spam from existing sources. But, it would be interesting to establish some kind of spam registry for directories. Maybe a directory of spam
PHP Link Directory 3.0 now offers both IP banning and domain banning, as well as an improved captcha. Spamming your directory is more difficult now.