Social media algorithms know young people really well—but Gen Z understands them right back. They know what shows up on their feeds is shaped by what they like, comment on, save, and how long they linger on each post. Each scroll teaches the algorithm more about them, until it can predict what they want to see before they even realize it themselves. Many young people even bond in the comments over how eerily specific their feed has become, as if the algo knows them better than their best friend. But even when it “gets” them, seeing the same kind of...