I think a huge factor is the dominance of the keyboard as the most used physical interface. Even in the emerging age of VR, keyboards are everywhere, even in so

I think a huge factor is the dominance of the keyboard as the most used physical interface. Even in the emerging age of VR, keyboards are everywhere, even in software form in phones. I guess once we can solve language recognition, so it maps 1:1 with the input somehow, then we could have a voice-only terminal/shell equivalent. The building blocks for that would look different and not just saying commands out load.