Hustling to bring cars that drive themselves to a road near you, Google finds itself somewhere that has frustrated many before: Waiting on the Department of Motor Vehicles. The tech titan wants the freedom to give the public access to self-driving prototypes it has been testing on public roads since the summer. Before granting that permission, California regulators want Google to prove these cars of the future already drive as safely as people. The Department of Motor Vehicles was supposed to write precedent-setting rules of the road by last Jan. 1. Nearly a year later, it is still struggling. After all, the agency is geared to administering driving tests and registering cars, not settling complicated questions the technology raises. If the cars’ advanced sensors and computing power can drive better than humans, do they need a steering wheel and pedals? Would a person even […]