You can not have security without privacy. It just can not happen.
Bruce Schneier on the government's view of security.
There is really nothing more I can add to this. Mr. Schneier hit all the relevant points.
The scariest part is when he points out, that the government wants you to entrust your privacy to the government and their hand picked companies. The very people who do not have your privacy in their best interest.
I take it back, the Protect America Act is going to die this week (most likely). It's part of the FISA bill. Call your Senators, call your Congress people. Tell them to not be afraid and give us back our privacy.