they should probably put some sort of metal strip into the roads that a vehicle can follow reliably, future iterations could make continuous contact to the strip to deliver power to these vehicles, and this would also allow them to become larger by reducing fuel weight or even allow cars to travel very close together for efficiency gains

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eodecker an hour ago | parent [-]

you are describing a train

	▲	llbbdd 32 minutes ago \| parent [-]
		That's the bit. For some reason trains come up on these threads all the time like it's some kind of gotcha alternative solution to driverless cars, forgetting that cars can go to your front door.