> He’s not the only one for whom fringe projects come with high expectations. Elon Musk’s SpaceX is snaking out in multiple directions too, to fund his long-term hope of colonising Mars. The difference is that Musk has done multiple things rather well, from making cars to launching rockets. Zuckerberg’s extracurricular record — think of the failed Metaverse — is less persuasive.

How does this make Zuckerberg the king of the side quest, exactly? It sounds like all of his side quests are failures.

Exactly. If one panned out there would be no more.