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

https://astro-wiki.win/index.php/Why_Do_I_Reach_for_My_Phone_the_Second_I_Sit_Down_to_Wait%3F

Smartphones turn waiting in lines or during transit into a chance to relax or catch up on things. You can listen to podcasts, watch short videos, or play quick games to pass the time