Right now roads are designed for "human sensors." At some point we'll need to redesign the roads for new kinds of sensors. I have no idea what this will look l

Right now roads are designed for "human sensors." At some point we'll need to redesign the roads for new kinds of sensors. I have no idea what this will look like, maybe all the roads will have RFID in them or some other tech. I think that's the hurdle we haven't gotten past yet, recognizing we need new roads.