Well, it has to work well enough to be useful. When Waymo reports one disengagement every 11,000 miles, that's just the safety critical disengagements. The tota

Well, it has to work well enough to be useful. When Waymo reports one disengagement every 11,000 miles, that's just the safety critical disengagements. The total disengagement rate is much higher than that. They are also relying on teleoperators who can help guide the vehicles out of tricky situations, which are myriad and it will take forever for Waymo to build features down to a granular enough level that they can operate reliably enough to compete with Uber.