Read page two, plus they will undoubtedly make it a crime to disable the sensors. After all, if everyone is a criminal of some sort, the authorities can decide which laws to enforce selectively to control subversive tendencies.
Yes, sure, it's only for accident reconstruction, now.
Wait for a couple of years and you'll start getting tickets in the mail.
Then, who knows, taxes based on how much, and where, you drive. For the good of the planet you know.
Anytime the government wants to know more about me and my activities I get paranoid. And it's not paranoia if the really are after you. And they are.