evidence: The cage match between Mark Zuckerberg and Elon Musk is over before it even began. In a series of posts on Threads, Meta CEO Zuckerberg said he was done talking about the fight because Musk never got "serious" about it. [...] While the narrative on Meta-owned Threads is that Musk basically has backed out of the fight, over on X, Musk has been cracking jokes that suggest Zuckerberg backed out.