I agree about the coconut shell mbiras, they sound great. A lot of these are piezo'd electric kalimbas, so the sound isn't too dependent on the resonators. Quite a variety of sounds in fact. Hav e you heard the electric likembés on Konono no. 1?

With a tail like that, I'm pretty sure what its for:)

I believe the shop sustains itself through a combination of local neighborhood computer repairs (PC, Mac, and just about anything else) and custom repair jobs of Commodore computers and peripherals he receives by mail.