[joesb]

And if speeding repeatedly banned the driver from driving, then you'll run out of ambulance driver after a day.

Or let's put a man in jail because he break the law three times (even if all those cases would be exempted in current system).

[randallsquared]

The whole point of the proposed system is to capture all the downside of a given action in a single penalty. Therefore, escalations based on repeated actions wouldn't make any sense.