It might also be that fatal accidents are much harder for automated driving systems to prevent. They could drastically reduce parking lot fender benders or low speed rear end collisions, but those are ultra low risk.
Someone doing 140+MPH is going to receive minimal benifits from 1/8th of a second of early breaking before hitting a tree. Similarly, losing control on ice and driving off a cliff, or getting hit with a jackknifed semi truck etc.
Someone doing 140+MPH is going to receive minimal benifits from 1/8th of a second of early breaking before hitting a tree. Similarly, losing control on ice and driving off a cliff, or getting hit with a jackknifed semi truck etc.