Block a user
Sometimes 'return' doesn't play track
After investigation, I suspect this is caused by long silence at the start of the track (1510ms for The First Time Ever I Saw Your Face and 5700ms(!) for Goin' Back).
Test all functions called when <1s of play time remaining
Move unplayed tracks to another playlist
Move unplayed tracks to another playlist
Or have a way of selecing unplayed tracks - we can already move selected tracks to another playlist.
"playlists" in code can mean the on-screen representation or the database object