Tesla Autopilot upgrade is imminent, Elon Musk says

 

Tesla Motors Inc. will announce “major improvements” for its Autopilot semi-autonomous driving system Wednesday, according to Chief Executive Elon Musk. The improvements will come “primarily through advanced processing of radar signals,” Musk said in a series of tweets. He promised more details later in the day. The Autopilot feature includes machine steering, collision avoidance, assisted lane…