"...
We might not live in police states yet but we live in countries where our governments don't see anything inherently wrong with the concept...."
You beat me to it Dan. Might not be there yet, but the key here being the yet.
Certainly fees here in the UK like our government is doing its best to head that way piece by piece, all the while under a "think of the children" or "we need to stop terrorists" mantra.