“Thinking of quitting my jobs & becoming an influencer full-time wdyt,” Mr Musk said in the tweet, without elaborating. It was not immediately clear if Mr Musk, a prolific user of the social media platform, was being serious about quitting his roles. Mr Musk, who is also the founder and CEO of rocket company SpaceX, and leads brain-chip startup Neuralink and infrastructure firm The Boring Company, said during a conference call in January that he expects to be the CEO of Tesla for “several years”.