It might solve much of existing crime, but that’s not the same as a net reduction in crime.
Bribery, blackmail, and coercion would just fill the crime vacuum.
To echo the topmost comment's point, you can't convince the public that law enforcement actually cared when the elites who flew on the Lolita express to the child rape island are facing zero consequences while urinating on the side of a highway gets you put on a list forever.