See my other comment here. https://news.ycombinator.com/item?id=9578463 https://news.ycombinator.com/item?id=9578463 Since I wrote that comment I discovered t

See my other comment here. https://news.ycombinator.com/item?id=9578463 https://news.ycombinator.com/item?id=9578463 Since I wrote that comment I discovered that the GNU typing program called gtypist appears to use an approach close to the one I describe there. You might try that one.