How to Foil Search Engine Snoops

" On Thursday, The Mercury News reported that the Justice Department has subpoenaed search-engine records in its defense of the Child Online Protection Act, or COPA. Google, whose corporate credo famously includes the admonishment "Don't Be Evil," is fighting the request for a week's worth of search engine queries. Other search engines have already complied.

The government isn't asking for search engine users' identifying data -- at least not yet. But for those worried about what companies or federal investigators might do with such records in the future, here's a primer on how search logs work, and how to avoid being writ large within them ..."

http://www.wired.com/news/technology/0,70051-0.html?tw=wn_tophead_3