Fair point, perhaps we might get there within a decade or two. (OTOH, nobody has ever seen an actual driverless car, either: those cars are "driverless unless d

Fair point, perhaps we might get there within a decade or two. (OTOH, nobody has ever seen an actual driverless car, either: those cars are "driverless unless driver intervention is needed" cars - a circular definition if I ever saw one. "90% there" is not "done", never mind the marketing)