[sp332]

Google Analytics seems somehow less harmful than AdSense. Almost every big website has some kind of analytics running. I assume that GA data isn't sold to advertisers, but I'm not sure.

[stingraycharles]

I think this might be of interest to you:

http://www.google.com/support/analytics/bin/answer.py?answer...

GA users can choose to "share" their data with Google, and this page describes the advantages users will get if they choose do to so.