Don’t forget they have the blackbox. They know how fast you ARE going, and your fuel efficiency, whether or not you’re wearing your seatbelt, how much gas you have, the volume on your stereo...
“The more precisely the position is determined, the less precisely the momentum is known in this instant, and vice versa.”
—Heisenberg, uncertainty paper, 1927
Just trying to insert a bit of humor into the conversation...