My small collection of DS games, all while whispering. I feel like you can hear my breathing a lot, so I hope it won't bother you while you relax. I also noticed that there were micro-cuts in the video, I don't know why...
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