Tesla burns through a billion as Musk bets the farm on chips and bots

Tesla's investment bill ballooned in calendar Q2 as Elon Musk's biz entered what it calls its "largest and most exciting period of investment. The company has poured resources into AI silicon and robotics, with capex [PDF] more than doubling from $2.5 billion in the previous quarter to $5.8 billion. That left Tesla with negative free cash flow of $1.1 billion, down 848 percent year-on-year.