You're just trying to work on some extra credit work after class, when you're interrupted by the last person you want to see. (Sorry for the missing video from last week, I spent that time still recovering from bad allergies. I also apologize for the lack luster video, I couldn't get too inspired with the theme and it fell short. I'll try to do better next time!
To listen while using other apps, switch the player to Picture-in-Picture (PiP) during playback — it keeps playing in a small floating window (the screen stays on).
To listen with the screen fully off, in-browser playback stops by YouTube's design. Open the video in the YouTube app to keep listening where background playback is supported (e.g. with YouTube Premium).
Open in YouTube app