Elon Musk has ignited fresh market chaos after a single social media post cast doubt on major revenue assumptions tied to SpaceX and xAI, fuelling what analysts are calling a credibility shock around a proposed $2 trillion valuation (£1.58 trillion). Musk's Reply Reversing Billion Dollar Revenue Expectations The turmoil began after claims circulated that xAI infrastructure, particularly its Colossus data centre operations, could generate as much…