Even as Mr Musk was speaking, workers at USAID ’s headquarters in Washington were being told not to come in the next day. Some 600 of the agency’s staff seem to have been locked out of their emails. That followed a weekend in which the agency’s website went offline;

Elon Musk is not the president, but it does appear that he—a foreign-born, unelected billionaire who was not confirmed by Congress—is exercising profound influence over the federal government of the United States,