There's literally a single person who adjusts the whole power grid according to second-by-second fluctuations in power which result from half the nation boiling

There's literally a single person who adjusts the whole power grid according to second-by-second fluctuations in power which result from half the nation boiling water for tea after the most popular TV shows finish: https://www.youtube.com/watch?v=slDAvewWfrA https://www.youtube.com/watch?v=slDAvewWfrA