@richardbrand,
Well you are speaking to someone who is wildly biased towards NZ, so is it a great place to live? yes indeed. Maybe we can catch up some time. I'm in AU from time to time and perhaps you visit NZ?
I'm not ofay with the tech used in titanium 3D printing, just know that one of our customers does it and they ain't telling,.
Yes when you view everything from the cartridge's perspective, the impossibility of the engineering design is most apparent. It is amazing that we get a facsimile of music at all, let alone one that can, at times, appear almost real.

