A short medieval SID loop made for Like It’s ’83 Music Compo 2021 where it is supposed to sound like it was made in 1983. For that reason it was crudely made on purpose – no hard restart, etc.
Here’s the DeepSID entry if you want to listen to the SID file itself.
Here’s a YouTube video recorded on real C64 hardware:
Posted retroactively in December 2023.