And logs show he had pushed the accelerator to the floor overriding autopilot as the driver was looking for the cell phone he dropped. The cell phone provides yet another clue that even if he had been sitting upright he wouldn't have been paying attention.

But cell phones aren't the only autopilot danger. I think many people would use it to be able to sleep enroute. The lack of involvement would also cause many to drift off to sleep even if they wanted to stay on top of things. How many times do people fall asleep in front of their televisions?