After developing a wrist pain which made moving my right-hand thumb ache, I discovered the usefulness of reprogramming the home keys to tap (letter) and hold (s

After developing a wrist pain which made moving my right-hand thumb ache, I discovered the usefulness of reprogramming the home keys to tap (letter) and hold (shift-Ctrl-Alt) on my Ergodox. Also, I shifted Space and Return to the left thumb cluster. One does indeed not need to use all the keys. Lesson learned!