[ ] Stick similar functions in the same file; right now it's overwhelming the number of files.
[ ] Generalize when possible. Right now, many functions depend on existing structures that really aren't necessary for use (eg. using the dev struct just for the # of available fingers)
[ ] Make sure that multiple keys are supported everywhere.
[ ] Better "unambiguous" symbols, ie. arrows to each finger pad.
dev
struct just for the # of available fingers)