Why is Tik Tok addictive?

I think Tik Tok's short video is a kind of cheat people's way, because it is brushed one after another, which is something we may not know at ordinary times, or something we don't know. then what People feel that they can know the real things in the world without leaving home, so they will be addicted. However, in fact, many of the remarks mentioned above are not objective, so it is too simple to see the outside world clearly.