Musk says Twitter will replace its bird logo with an X.

Elon Musk, the owner of Twitter, and the chief executive he hired less than a month ago say the social media network will abandon the bird logo, rebrand the platform as X, and rapidly expand into payments, finance, and commerce.

"Powered by AI, X will connect us in ways we're just beginning to imagine," tweeted Twitter's chief executive officer on Sunday afternoon.

Musk indicated late Saturday night that h....