Nice build. And should be fairly easy to upgrade in the future. Also it is always great to see when someone that can really use such a machine gets upgraded like this, disabled or not.
Really cool, I'm always interested in the advancements of computer accessibility for people with mobility issues. Every now and then I go searching on the web for alternative input systems. This kinesic mouse setup is quite interesting.
even for those of us with carpel tunnel can benefit from these systems