> Law enforcement used to be harder. If a law enforcement agency wanted to track someone, it required physically assigning a law enforcement agent to follow tha

> Law enforcement used to be harder. If a law enforcement agency wanted to track someone, it required physically assigning a law enforcement agent to follow that person around. Tracking everybody would be inconceivable, because it would require having as many law enforcement agents as people. It is not inconceivable. It was very much real in east germany! People tracked each other, everybody became a law enforcement agent.