In February 2022, as Russian tanks rumbled into Ukraine, a cyber-attack took down the satellite system run by Viasat that was providing high-speed communications for Ukrainian military forces, rendering them instantly blind, deaf and dumb. With his forces knocked offline, the Ukrainian digital minister sent a plea to an American billionaire, one Elon Musk, for help. Within hours, Musk responded that his Starlink system had been activated in Ukraine. Days later Starlink terminals began to arrive. Pause for context update. Musk is the founder and Supreme Leader of SpaceX, an innovative firm that has found a way of building reusable...