Mark Zuckerberg and Elon Musk say they’re up for a cage match. Who would win?

Zuckerberg has been competing in Brazilian jiu-jitsu; Musk has size on his side - and a move called the Walrus'

In the red corner, the world's richest person, and in the blue corner, the world's richest millennial: Elon Musk and Mark Zuckerberg have agreed to a cage match, after Musk jokingly suggested the bout in response to efforts by Meta to launch a Twitter competitor.

I'm sure Earth can't wait to be exclusively under Zuck's thumb," Musk tweeted on Wednesday in response to a post about Meta's rumoured Threads app. The app, previously known inside Instagram as Project 92 and Barcelona, has been pitched to celebrities and influencers as a stable place to build and grow" their audiences.