Elon Musk, tech overlord and self-appointed disruptor of everything from space to politics, is back in the news — not for launching a rocket or tweeting something outrageous (okay, maybe that too), but because his handpicked CEO at X (formerly known as Twitter, back when it had blue birds and vowels), Linda Yaccarino, has quit.

After two turbulent years as chief executive of X, Linda Yaccarino has resigned. Her exit ends a tenure marked by advertiser boycotts, moderation controversies, and an unfulfilled plan to make X the “everything app.