“. . . simply press a button and tell your car to go pick up passengers for you while you work or sleep . . .”
“Wait, a car that can drive me across the state for free, while I sleep or get work done?”
I fear that the technology is going to out-pace the legal framework on this point. While it’s likely that the technology will allow the driver to work or sleep while in transit, I doubt that the laws will allow it — at least not in the near term.