Kinda related link...
This is a scenario of monitoring in the UK - and sure as death and taxes, the UK and the US are going towards a total lack of privacy and constant sustained monitoring of citizens:
https://youtube.com/watch?v=aU2ahWGngGg
PS Sure, there are less CCTV cameras in the US generally, but that's only a matter of time before they catch up - it's a big country to cover.