Driverless Cars Compensate for Stagnant Road Tech

Driverless cars are coming and represent the private sector (automakers) leapfrogging technology to compensate for the road system's lack of innovation; they can improve traffic flow and safety—not rubbernecking at accidents and packing cars closer together to expand capacity—but their performance will be undercut by public infrastructure failures like potholes and signals that don't respond to real-time traffic.