# 'Scam Altman strikes again': Why SpaceX CEO Elon Musk was beefing on X over the weekend > Source: > Published: 2026-07-13 20:26:57+00:00 'Scam Altman strikes again': Why SpaceX CEO Elon Musk was beefing on X over the weekend Yahoo Finance Video Mon, July 13, 2026 at 10:26 p.m. GMT+2 MSFT SpaceX (SPCX) and Tesla (TSLA) CEO Elon Musk was sparring with OpenAI (OPAI.PVT) CEO Sam Altman on X over the weekend. Yahoo Finance Technology Editor Dan Howley breaks down the details. Terms and Privacy Policy EU DSA Contact Privacy & Cookie Settings