Devised by Wouter Joubert, 23 March 2023, in honour of Keith Rose.  
A 3x32 recording played by <<ddp:Joubert, Wouter#3179>> is available at <<https://drive.google.com/file/d/1Th2eW1AyrgMgpZAqU7kpHGGJtcaVjpk4/view>>.