Hey all - I added an .mp3 of FatDuino sounds - multitracked, using the inbuilt sequencer for basslines (with realtime knobtweaks) and the arpeggiator for ...well... arpeggios... and ALSO C64-style "trills" (ie very fast arpeggios to make pseudo-chords). Some delay and reverb added but otherwise vanilla.
Warning - not an artistic statement
Look here: