At this point, ifeel like i m speeding around the track but the car is going less than iokm/h. just as i m getting confident. oh, no! i think i have a lot more training to do before i get let loose on the roads. drivers here go through hours of training, including theory and practical. controlling these cars relies on 4g and a signal between the car and the driver. we all, of course, have been there where we ve not been able to get a signal for whatever we re doing. what happens if one of these cars loses a signal? it s a very good question. what we have built is like that, as you know from your ....