You haven't been paying attention. First of all, law enforcement employees are not the sharpest tools in the drawer; they will enforce anything.
Secondly, have you not noticed the "1984" doublespeak of the last 20 years? The controllers and the parasites can make the most outrageous and non-sensical statements, and are never challenged.
Don't ask questions!
This all started with those motorcycle helmet laws. One bike magazine predicted this chain of events 15 or so years ago. Think of the frog in the pan, brought slowly to a boil.