Elon Musk recently dropped a sardonic "charmer" label on Mark Zuckerberg in response to a nostalgic Facebook post, further fueling speculations about the long-standing rivalry between the tech giants.
Musk and Zuckerberg have been making headlines for their rivalry for a while now. There was a lot of hype surrounding a proposed cage fight between the business magnates, but Musk later said he was just joking about the fight with Zuckerberg.
