It's 2018, and someone, or lots of people, are using the same mechanism that, like, Facebook and Instagram are using to get you to keep checking that app, and they're using it on YouTube to hack the brains of very small children in return for advertising revenue.
Es 2018 mucha gente, usa el mismo mecanismo que Facebook e Instagram para que uno siga enganchado  en esa aplicación, y lo usan en YouTube para hackear  el cerebro de niños muy pequeños a cambio de ingresos publicitarios.