We are in the midst of a pretty historic moment. Leaping ahead of the competition, Waymo has announced that its self-driving cars will no longer use a human safety driver while they are tested on the roads of Phoenix. But the even bigger news is that the company is gearing up to launch the first commercial driverless taxi service. Yup, the time has come.
https://gizmodo.com/waymo-announces-fully-self-driving-cars-are-here-taxi-1820221010
Unless the technology proves to be more dangerous than human drivers, we aren't looking at 20 years before this becomes commonplace but as little as 5-10 years.