I can't figure out how to get it to register pressure. When I use a bow, I need to know how tight it feels. I was thinking if I could rig it to squeeze me in response, but figuring out how to balance that is....

[He rubs the back of his neck in thought.] I think I just need someone with a sharp mind to walk through the design with and figure out what's making it not work.

[Then, after a moment.] Someone with both hands would be helpful too. [There's something a little dark in his face when he admits this part aloud.]