Have you been to San Francisco or LA?
"Oh, sorry, I don't carry cash. Better luck next time man!"
"Oh it just started working."
One downside to Uber in Vegas is that airport pickups happen in some hot parking garage far from the terminals.
The robotaxis have a steering wheel? I thought they had campfire seating with 2 backward facing seats.
We don't really know what a special robotaxi hardware would look like.