The idea of a 25,000Teslahaspersistedforyears—inpart,perhaps,becauseCEOElonMusksaidhewas“veryconfident”thecompanycoulddoitataneventin2020.ButonWednesdaynight,duringTesla’sthird−quarterearningscall,Musksaidtheideaofa25,000 car with a steering wheel and pedals is “pointless,” and “silly.” He said he only wants to sell one car at that price: the “Cybercab” robotaxi he revealed a prototype of two weeks ago. It was the latest in a long line of public and private fli ...