And governments wont want to lose the tax revenue that's going to have to be replaced. I am sure that government will want to be able to track these smart cars

And governments wont want to lose the tax revenue that's going to have to be replaced. I am sure that government will want to be able to track these smart cars and trucks you know "think of the children" and possibly to disable them to reduce the risk of another Truck based suicide attack as happened in France