Paranoia Shidoshi Recommends
Go read this post at Samizdata:
A law-abiding person has nothing to hide?
I was just thinking up a few scenarios in answer to the assertion that "a law abiding person has nothing to fear from ID cards, in-car tracking systems or surveillance cameras". These are some wholly or mostly law-abiding persons who do have something to fear:
You'll have to go to the source for the list.