This track is made entirely with the "Bumsss" - Synthesizer, I constructed in a Leafaudio workshop. It is now used as a Demotrack for the "Bumsss". I used the TriggerIn of the module to create rhytmic patterns, which I recorded and mixed in Ableton.
You can read about it on the LeafAudioBlog
http://leafaudio.wordpress.com/2010/10/09/bumsss-demosong/