[SoftTalker]

It's not possible. Whether it's a city government, judges, cops, schoolteachers, or clergy... some number of people are unethical. Trying to pretend otherwise is a source of a lot of problems. The best way to avoid it is to make it impossible, i.e. in this case don't collect the camera data in the first place. Once it is collected, it will eventually be abused no matter who has control of it.

[EthanHeilman]

Exactly! Assume that you will have bad apples and build a system that protects against them and minimizes the harm they do.

[MichaelZuo]

This seems to imply a vast expansion of paperwork…?

The LAPD doesnt operate in some fantasy legal environment, but in the real world.