Two tech titans - Twitter boss Elon Musk and Meta's CEO Mark Zuckerberg - set the online world on fire by responding to each other's cage match challenge. Mr Musk even spiced it up by posting a tweet saying there is "some chance" that the fight could happen at the most legendary battleground in the world - Rome's Colosseum. But ultimately, the news is about creating a buzz around two of the biggest social media platforms and comes just as Meta announced a rival to Twitter.