I mean, people use dash-cams protect themselves in case of a car crash, so do you think people in the future would also use body-cams protect themselves in case of being involved in a fight?
Today it might be as much a hassle as to assemble a micro computer in the eighties, but I bet it will be one as easy as filming with your mobile phone in the future.
Question for you, what percentage of people now build their own computers? It’s far less than it used to be.
The point was that in the future it will be easy to set up surveillance cameras
It already is extremely easy. It’s easy due to companies hiding the complexity. Unfortunately, those companies operate in a capitalist system. Until either the whole system changes (unlikely) or human nature changes (very unlikely) they will always drift towards data mining.