think, why doand we let our teenage kids drive?0 years from now, we will look act and think, wow, we thought that was ok? the weight will come to market is a neighbor or lyft-like uber or-- is an lyft-like service without a driver. in the abstract it is scary, but in the reality it's not scary at all. emily: when can i buy one. steve: you might be able to ride in one in vegas in two or three years. emily: are you concerned about competition from a company like uber? steve: no and yes. in the future, all vehicles will be electric and autonomous. all companies have to do it or they will go out of business. it is almost by definition. so they should, and you wish them well, and you hope that a whole fleet of different kinds of vehicles will come out, whether it is fans or two-person vehicles, bus like things. no one company can do it all. emily: do you think apple is working on a self driving car? how optimistic are you? steve: by the end of 2022. emily: apples thing is to do what somebody has already done, but do it better. steve: so