Accordion, tuba, clarinet, etc., instruments seldom heard over the airwaves. This collection of musicians are like the village bicycle – the artists themselves mingle within other bands (World/Inferno, Anti-Social Music), as well as provide backing for various artists (Mischief Brew, Nanuchka). Additionally, they have released a self-titled collection of instrumental compositions.
You want a genre amalgamation? I would give you gypsy-punk-jazz. Except that sounds pretentious, so never mind. Listen to some clips.