My naive over engineered retro kind of solution would be 1. Add a pointer mode into the os 2. Build touchpad/trackball type sensor tracking gestures using non

My naive over engineered retro kind of solution would be 1. Add a pointer mode into the os 2. Build touchpad/trackball type sensor tracking gestures using non capacitive sensors probably at the nav bar level and on the bottom edges or just the right edge(sorry left handed folks)