I would buy such a keyboard too. Or a touchscreen. I can raise my hand, touch the screen to place the cursor close to where I want and probably be faster than w

I would buy such a keyboard too. Or a touchscreen. I can raise my hand, touch the screen to place the cursor close to where I want and probably be faster than with a touchpad, surely much faster than with a mouse. Unfortunately I would have to clean my screen as often as my glasses.