Smartphones turn dull moments like waiting in line or sitting at the airport...

https://www.bookmarking-keys.win/smartphones-help-pass-the-time-when-you-re-stuck-in-line-or-waiting-for-a-bus

Smartphones turn dull moments like waiting in line or sitting at the airport into opportunities to relax or learn. Streaming a favorite podcast can make time feel like it flies by, helping you stay entertained and even pick up something new while you wait