Abstract
Personal transportation has not been touched nearly as much by the information revolution as other sectors. The Wireless Internet on one side, and global warming and congestion on the other, will accelerate change. Will car-to-car communication make roads sufficiently safer and more efficient to extend the reign of the private car? Car sharing appears positioned to benefit more, but replacing fixed public transit with intelligent jitneys is most likely to offer order-of-magnitude improvement. (A)