Tesla CEO Elon Musk has confirmed that the company is working on its own chip designs for AI-based tasks in its cars. On an earnings call, he said that it was time to let the cat out of the bag, and confirm that the project had been in semi-stealth mode for the past two to three years. Days later, he also said he was considering taking the company private, and has apparently already lined up the financing to do so. Tesla’s share price jumped on that news. The computer system is called Hardware 3, and has apparently been designed so that it can be dropped into the Model S, X, and 3 vehicles, as a replacement part. If Tesla succeeds…