This content is not available from your geographic area.

Pourquoi nos réseaux sociaux nous connaissent si bien?

Theo spends far too much time on social media. And sometimes, he feels like these apps know him better than he knows himself. Suggested videos, recommended content, highly targeted ads: everything seems to be spot on. But how do these platforms know what to show us? Every click, every search, every video watched leaves a trace. From there, AI-powered algorithms observe our habits, make connections, and adjust what appears on the screen. Gradually, the content becomes more similar and gives the impression of having been chosen especially for us. But what are these choices really based on? How well do these systems understand our tastes... and what do they do with everything they learn about us?