mathewI just replaced the ball bearings in my 20-year-old trackball with some silicon nitride ones and I should have done this years ago. It feels like a whole new trackball.
Paul Martin@mathew Is it Si₃N₄ful to manipulate your ball now?
I just replaced the ball bearings in my 20-year-old trackball with some silicon nitride ones and I should have done this years ago. It feels like a whole new trackball.