Except that we really don't need self-driving, remotely controllable, DMCA protected, non-usermodifiable etc etc cars that only drive on what will essentially b

Except that we really don't need self-driving, remotely controllable, DMCA protected, non-usermodifiable etc etc cars that only drive on what will essentially become parallel railroad tracks defined by beacons. See "Demolition Man": http://amzn.to/1PcTxrc http://amzn.to/1PcTxrc (non-affiliate link http://www.amazon.com/gp/product/B001AIY58O http://www.amazon.com/gp/product/B001AIY58O ).