That’s assuming that they have a truly L4 system. I don’t think it’s that simple. Danger can go from 0 to 100 fast in a car. There are so many corner cases that

That’s assuming that they have a truly L4 system. I don’t think it’s that simple. Danger can go from 0 to 100 fast in a car. There are so many corner cases that it isn’t hard to imagine a few stacking up and serious accidents happening. That Phoenix, with its very clear weather, is the only market with their taxi service is damning.