Standing atop a skeleton of reinforced steel, Torkjell Lund surveys his domain. To the east and west, snow-covered peaks loom over this vast Norwegian valley. To the south, a fjord deposits icy water into the Atlantic Ocean. Above, the northern lights have been known to grace the Arctic sky. But Lund is pointing to the scene below: a sprawling building site of blasted black rock and half-built metal structures. This gigantic data-center complex is being built by the British startup Nscale for