The cost of sharing recordings of video you collect anyway is near 0, and this provides videos of public places.
What's the value of a recording inside my house to the police? That requires paying a human to go around recording it?
The cost of sharing recordings of video you collect anyway is near 0. If not police, many stalkers would definitely appreciate this information.
Even if my neighborhood is a public place, I don't agree that most public places should have 24hr video surveillance.