Google "Echelon"...that's NSA's snoop stuff......some claim it can tell when your pop-tarts are done in your toaster oven.
FBI's "Carnivore" pooter sniffing program had a name change to a soft and fuxzzy title like DSC2000 or something like that....
All this data collection isn't worth a hill of beans unless you have the eyeball power to analyze it.
Exactly. If your name is Al Capone, they might use this stuff to nail you, but there's no way they are going to go after Joe Citizen because he visited some suspect web site.
Back in the clinton days, many of us used to play games, sending emails or posting messages that used the list of forbidden words which Carnivore was supposed to be set to pick up.