I always figured that Uber's only hope of profit would be when we have fully autonomous self driving cars. Then a commuter to an office could put their car into

I always figured that Uber's only hope of profit would be when we have fully autonomous self driving cars. Then a commuter to an office could put their car into "earning mode" while they work, and then have the car return to pick them up at the end of the work day. Basically utilizing an idle resource w/o need for a human babysitter.