Elon Musk: IN 3D… it is infinitely expandable.
Napoleon: You wish to dig a tunnel under a tunnel while the above is in use? I have no time for this nonsense.
The way you beat traffic is to have less cars on the road, seeing that they stay unused throughout most of their lifetime.
But at least it is not actually a vehicle on a platform vehicle, referred to some media outlets as the “skate”. Why did the artists think that “put the vehicle on another vehicle” was wise is beyond me. So the criticism by someone like Thunderf00t was understandable: