The computer-controlled driverless car is barreling down the road of the future towards us. We've known this for a long time, but the speed and the matter-of-factness with which it is moving from prototype to actual product still has the power to give you whiplash.
That became clear on Thursday, when Elon Musk offered a classic example of what journalists call "burying the lede." He had called a press conference on the subject of a Tesla software update designed to eliminate "range anxiety," or the fear that your electric car will run out of power before it reaches the next charging station on a long road trip.
