Professor BRAD DELONG (Economics, University of California, Berkeley): You don't want to repeat the mistakes of the Great Depression, and the big mistake of the Great Depression was letting the banking system collapse.

NPR: Federal Plan To Invest In Banks Met With Caution

Make no mistake: What's in play is the emergence of a caste-based traffic system, one of robot-haves and have-nots, of steely-eyed electronic wheelmen vs.

WSJ: Why Driverless Cars Are Inevitable��and a Good Thing

Later units will have Global Positioning System chips to eliminate the common mistake--caught by software on Bolofsky's site--of failing to match the street address to a written description of where a car was parked.

FORBES: Get Your Tickets Fixed