We can build tons of infrastructure for cars that didn't exist before but can't for other things anymore? Seems like society is just becoming lethargic.
Of course it is, everything is impractical except autogenerating mouse clicks on a browser. Anyone else starting to get late stage cryptocurrency vibes before the crash?
Actually making self driving cars is not so impractical -- insanely expensive and resource heavy and difficult, yes, but the payoffs are so large that it's not impractical.
