On Christmas Eve, 2022, in North Carolina, something happened that had never happened before in living memory. People across the state were alerted by their power company, Duke Energy, that there would be rolling blackouts in the aftermath of a severe (but “not exceedingly rare”) winter wind storm. At least 12 other states received similar and previously unheard-of warnings. Before, rolling blackouts were a California problem, then they also became a Texas problem. Blackouts are spreading faster than even Imperial College London modelers would find believable. Duke was still warning North Carolina customers of potential blackouts two days later. At...