If, like me, you use your log files to get an idea of website traffic, thanks to AVG 8, the files are useless (and your bandwidth is being eaten as well).
http://www.theregister.co.uk/2008/06/26/avg_disguises_fake_traffic_as_ie6/In late February, AVG paired its updated anti-virus engine with a real-time malware scanner that vets search engine results before you click on them. If you search Google, for instance, this LinkScanner automatically visits each address that turns up on Google's results page.