Created in a Harvard dorm by Mark Zuckerberg, Meta controls the planet’s largest social constellation: Facebook, Instagram, WhatsApp and Messenger. Its strength: turning billions of users’ attention into the world’s second-largest advertising machine.

Renamed Meta in 2021 to embody its metaverse bet, the company has since redirected its billions toward artificial intelligence: Llama models, assistants built into its apps, and Ray-Ban Meta smart glasses.