aggressive bot (multiple requests per second) 2007.05.07: seems to be a malicious browser-extension that explicitly requests disallowed pages (via robots.txt) that are linked by user-visited page to harvest e-mail-addresses and guestbook-forms. 2005.09.20: came from 194.78.35.195, querystring correct 2005.09.11: came from 81.165.234.158, converted querystring to lowercase