NOTE: If you've been waiting for a video where I just prattle on for almost an hour, this on'es for you, too. :) I've had several people ask me to do a video on working toward goals. We'll discuss that, as well as several of the common excuses we all use when thinking about the things we want to achieve.
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