I hear youtube turned 15 this month, and although I haven't been using it excessively, the list of my "liked videos" is approaching 1000 items, so it's no longer a way of quickly finding something that I earmarked a while ago. So I had to create some playlists, most importantly for the repertoire / inspiration videos concerning the various instruments I am attempting to play.
I started with a playlist for my classical flute repertoire pieces I've been playing over the last few years. See the flute tag on this blog for further info on the pieces, eg which editions I used. Then I added a more modest list for cello, then I got carried away and also started one for alto recorder and one for singing. These two still need some work.
On the folk front, the Oxford Slow Session, where I learned many folk tunes that I play on any or all of the instruments mentioned above, now also has a playlist with 64 tunes in alphabetical order.
PS Compiling these playlists and generally obsessing about music I played a lot more classical music videos on youtube than before - the immediate effect seems to be that in the suggestions youtube allegedly tailors to my interests, I now find videos from the Sun, Sky news and the torygraph, many of which feature Nigel Garbage or Bojo. I don't quite see the connection ...