Most car trips are much shorter than that, although that could change when driving is no longer necessary. For an occasional long-distance trip, it would make

Most car trips are much shorter than that, although that could change when driving is no longer necessary. For an occasional long-distance trip, it would make sense to buy a ride on a purpose-built high-speed self-driving vehicle. Kind of like a personal train cabin. For day-to-day commuting and errands, people could be able to spend much less for a smaller, slower, simpler vehicle that is potentially cheap enough for an average person to own.