Earlier quoted context omitted.
Far fewer units to move and a much longer expected life on the hardware. Hiring a fuel filler is an easy retrofit.
It would also likely be prudent to have a human visually inspecting the trucks and able to perform small maintenance tasks. My car can tell me the tire pressure is low, but it can't change the tire. It can tell me the backup sensor is obscured, but it can't clean it. Maybe it didn't even notice it hit something/something hit it (like a fast, low flying bird) and now the fender is hanging off. Things that might need t…
Automation that relies on humans to minimally function is garbage.