Google opened talks with SpaceX to launch its AI data centers into orbit. The launch cost curve crossed the grid cost curve. That's the whole post. A solar panel in low Earth orbit produces 8x more power than the same panel on Earth, runs nearly continuously without batteries, and cools itself in vacuum. The Sun emits 100 trillion times humanity's total electricity production. Space gives compute a free slice. The math only flips below $200 per kilogram. Today Falcon 9 sits at $3,600/kg.…