So, why not go all in and get yourself a keyboard with a big ‘ol volume knob ... my mouse to the volume slider on the screen, I stopped and turned the knob instead. Slowly but surely, I came ...

Next to the big E-ink screen is a tiny OLED ... like your idea of a perfect keyboard, then you’ll be pleased to hear that [Zhihui] plans to open-source all hardware and software designs once ...