Tesla Motors Inc. Chief Executive Elon Musk tweeted Wednesday that the over-the-air software update of Autopilot, Tesla's suite of advanced driver assistance systems, will start rolling out later in the day. Favorite new feature is the vehicles' always-on temperature controls, which prevent cabins from overheating and injuring pets and people, he said. Tesla has also decided to rely more on radar rather than cameras to improve safety of its system.
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