Elon Musk posted a cryptic message about the "No Kings" protests after activists took to the streets across the U.S. over the weekend.

Even before Musk fell out with Donald Trump, the agency’s projected savings had plummeted. But he nevertheless managed to inflict lasting damage to the federal government.

Late Sunday night, billionaire Elon Musk was seemingly kept awake by the thought of the "No Kings" mass protests across the entire United States on Saturday. Millions of people took to the streets to counter a dictator-inspired — and apparently boring-as-hell — military parade,