Here's the difference. What you're talking about take real people to sit through hours of videotape or photos to find the evidence and/or relevant information to the case at hand.
As for Flock Cameras, it looks like the company that makes them are starting to use AI which opens up a whole different can of worms, mainly complacency and laziness by the person/people using the the technology. While AI has a lot of uses, it doesn't mean double checking information and the data or fixing errors by human hands should be left out.
