Two years ago, Bill Ford, chairman of Ford Motors, warned of “global gridlock”unless we developed a better connected, more intelligent transport system for our cities. Based on closer collaboration between carmakers, and greater use of technology, the system needed, he said, to link pedestrians, bicycles, cars and commercial and public transport as part of one interconnected system. “If we do nothing,” Ford said, “the sheer number of people and cars in urban areas will mean global gridlock.”