The computer code Ramsay Brown creates finds the best moment to give you one of those rewards, which have no actual value, but Brown says trigger your brain to make you want more. For example, on Instagram, he told us sometimes those likes come in a sudden rush.
Ramsay Brown: They're holding some of them back for you to let you know later in a big burst. Like, hey, here's the 30 likes we didn't mention from a little while ago. Why that moment--
Anderson Cooper: So all of a sudden you get a big burst of likes?
Ramsay Brown: Yeah, but why that moment? There's some algorithm somewhere that predicted, hey, for this user right now who is experimental subject 79B3 in experiment 231, we think we