Elon Musk’s xAI has gotten itself in hot water over its use of polluting generators at its data center near Memphis, Tennessee. Now it wants to buy even more of them. In SpaceX’s IPO filing, released Wednesday, the company said its xAI division will buy another $2.8 billion worth of turbines for its AI infrastructure over the next three years. One deal, worth $2 billion, is specifically for “mobile gas turbines,” the kind that it’s currently being sued over. The NAACP filed a lawsuit against xAI...