Braingate thingy looks promising. Even more so because I believe that it could be driven by cognitive images not related to the motor pathways of the brain (which eventually die in ALS). So a guy could open a door by thinking about ... beer. In this image, the guy is using the wrong browser, but I could fix that. I don't want any Microsoft products in my brain. Heaven forfend!
Left grip is 30 pounds (30, 29, 30), right grip is 78 pounds (76, 78, 77), left leg balance is 5.9 seconds, and inhale volume is 4300 mL.