Elon Musk has slept on Tesla's factory floor and instructed SpaceX employees to walk out of meetings where they aren't adding value.

After Elon Musk posted a memo from Trump's office announcing that he and Vivek Ramaswamy would be leading an independent agency, the so-called "Department of Government Efficiency", devoted to making the sure the government ran efficiently, Warren took to X, formerly known as Twitter, to roast the decision.