How YouTube Playlist Channels Soundtracked My Life Press enter or click to view image in full size A good playlist channel is like a fond memory shared with an old friend, even if that old friend is just your past self. Around 2012–2013, I seriously injured my back, damaging a disc in my lower spine. Part of my recovery was stretching every day (which I still do). Back then, any movement was difficult, and each run through my stretching regimen took 45 minutes to an hour.