Just like this:
If they know how far you drive, then they must also know when and where you drive. If they know mileage and elapsed time, then they know how fast you drove.
At a minimum, this is about automatic tickets and the revenue they produce.
Sure, you will still be able to drive, but you will have Big Brother riding shotgun.
Just like this:
There's the answer. Hire unemployed people to ride with us (to keep track of our mileage) and bring in some more illegals if we can't get unemployment high enough.