Modern entertainment apps like Spotify keep us coming back by tailoring content...

https://magic-wiki.win/index.php/From_Passive_Consumption_to_Co-Creation:_The_Rise_of_Community-Driven_Entertainment

Modern entertainment apps like Spotify keep us coming back by tailoring content to our specific habits. They use smart analytics to learn what we enjoy, then layer in gaming mechanics like badges or streaks to boost daily engagement