The EFF is warning against using the new Google Desktop application because of a new option allowing users to search for documents across computers. This feature appearently stores copies of your documents on Google servers meaning that they are just one subpena way from being read. And while Google isn’t doing it yet, these documents would make a great resource for Google to mine for advertising.
Anyway, here’s the article: Google Copies Your Hard Drive – Government Smiles in Anticipation
–Terry