Google just ordered 62,000 autonomous Chrysler Pacificas to add to their fleet of 600 driving around America, That's convincing proof "Autonomous cars do not need 5G," as Gerhard Fettweis told the Brooklyn 5G Summit in May.
It will be years before millimeter wave can reach more than a small fraction of roads. Universal coverage would take decades. The millions of miles Google cars have driven leaves no doubt autonomous cars can drive safely using radar and lidar, although more work is needed.
Karl-Heinz Laudan of Deutsche Telecom agrees. "Automotive does not need mmWaves," he told an important European Union event May 30th in Brussels.