Interesting details.
The stuff about key branches is the first time i read about their design philosophy on this:
key branches
The long black extensions behind the key is part of the key mechanism itself, forming one long lever. We call these extensions “branches”. With their high-sensitivity settings, chromatic glissandos and new approaches to playing are now possible.
Also interesting news is the material science technique using a “microscopic polycarbonate texture” to give both a smooth feel and a grip at the same time to the keys.
And heres an enlarged view of the angled mod and pitch controls:
EDITED: The blip on the bottom here is for the headphone output and volume control.
Was also looking at the connections on the back:
Aside on the "Elements of Indian Music" Book
Interesting that this book is for both keyboard and classical guitar practice. I know you play guitar too, Governor Silver. Mel Bay strikes again. I found a sample page:
And two audio samples:
Classical Guitar
Piano