Smartphones turn waiting in lines or during transit into a chance to relax and...

https://charlie-wiki.win/index.php/Why_Does_It_Feel_Like_the_Line_Between_Mobile_and_Desktop_Is_Disappearing%3F

Smartphones turn waiting in lines or during transit into a chance to relax and pass time. Whether catching up on a favorite podcast or watching short videos, they help keep boredom away