@NathanpmYoung Just need the delivering to be done by robots. I suspect if we built a city for it from scratch we could do it today. But even in existing cities, won't take long.
@NathanpmYoung只需要机器人来完成传送。我怀疑，如果我们从头开始为它建造一座城市，我们今天就能做到。但即使在现有的城市，也不会花太长时间。