The concern is that people building people-facing or people-handling automation will end up putting their abstractions on the road before inventing seatbelts — and waiting for a Volvo to pop up out of mushrooms isn’t going to be enough in case haste leads to nuclear waste.
It is a policy issue as much as it is an experience issue. What we don’t want is policymakers breaking the hammers galvanized by such an event. And with Hinton and colleagues strongly in favor of pauses and whatnot, we absolutely don’t want to give them another argument.