https://www.theguardian.com/technology/2023/aug/14/mark-zuckerberg-cage-fight-vs-elon-musk-not-serious > Meta boss says ‘time to move on’ after Twitter owner fails to name date and says he needs surgery > Mark Zuckerberg has said he is moving on from a rumoured cage fight with Elon Musk, claiming the Tesla boss “isn’t serious”.