I don't have an answer, but here's a write up about some approaches that I took earlier in the year but failed with: http://www.mindscapehq.com/blog/index.php/

I don't have an answer, but here's a write up about some approaches that I took earlier in the year but failed with: http://www.mindscapehq.com/blog/index.php/2011/04/03/a-failed-attempt-at-stopping-spam-bots/ http://www.mindscapehq.com/blog/index.php/2011/04/03/a-faile...