In many ways, we’re living in the world that Mark Zuckerberg built. No other person is as responsible for social media ’s rapid ascendance into ubiquity over the last two decade. The platforms he runs — Facebook, Instagram, WhatsApp — see more than 3 billion users total every day, and create billions in quarterly profit for corporate parent Meta.

Billionaire Meta CEO Mark Zuckerberg has always been an early adopter of new tech, but now he says those who don’t adopt smart glasses, which sit at the bleeding edge of wearable technology, may be at risk of falling behind.