Egon basically had all the good ideas, so only thing I have to add is a good/bad(?) example of how not to do possible production of the keyboard...

http://www.kickstarter.com/projects/...rce-controller
I expected it to be late of the original estimate, but this is bit ridiculous. Even though these are the people that are the creators of the Pandora console. Let's see if I get mine before my Jolla...