The more obvious lever here seems to be money. What you are suggesting is very round-about -- somehow slack is so useful that, by denying police its use, they

The more obvious lever here seems to be money. What you are suggesting is very round-about -- somehow slack is so useful that, by denying police its use, they will see the error of their ways? Where does this end? We could also make them wear boots that are 5 pounds each, and use cars that randomly refuse to start 10% of the time. What is the point?