Since Elon Musk's takeover, sources say Twitter has in some cases chosen not to pay vendors, as it reviews and renegotiates deals to cut expenses (New York Times)

New York Times:
Since Elon Musk's takeover, sources say Twitter has in some cases chosen not to pay vendors, as it reviews and renegotiates deals to cut expenses  —  Mr. Musk and his advisers are examining all types of expenses at Twitter.  Some of the social media company's vendors have gotten stiffed.