This is already happening, in a more sophisticated way: https://www.autocar.co.uk/car-news/industry/nissan-and-uk-government-lead-uk%E2%80%99s-biggest-vehicle-

This is already happening, in a more sophisticated way: https://www.autocar.co.uk/car-news/industry/nissan-and-uk-government-lead-uk%E2%80%99s-biggest-vehicle-grid-project https://www.autocar.co.uk/car-news/industry/nissan-and-uk-go... Consumers are offered reduced cost tariffs to simply request a charging level by a certain time tomorrow morning, and in the meantime let the grid take or receive electricity as it wishes.