You might consider a chorded keyboard. https://en.wikipedia.org/wiki/Chorded_keyboard https://en.wikipedia.org/wiki/Chorded_keyboard Speed is a learning curve,

You might consider a chorded keyboard. https://en.wikipedia.org/wiki/Chorded_keyboard https://en.wikipedia.org/wiki/Chorded_keyboard Speed is a learning curve, and while I have considered chorded keyboards, I have not used one. Commercial Products https://twiddler.tekgear.com/ https://twiddler.tekgear.com/ https://decatxt.com/ https://decatxt.com/ DIY versions https://news.ycombinator.com/item?id=31716382 https://news.ycombinator.com/item?id=31716382 https://wiki.xxiivv.com/site/juni.html https://wiki.xxiivv.com/site/juni.html https://www.instructables.com/Chording-Keyboard-BLE-and-USB/ https://www.instructables.com/Chording-Keyboard-BLE-and-USB/ One could also find a standalone T9 keyboard: https://hackaday.com/2021/06/03/miss-the-predictive-text-from-your-old-nokia-build-your-own-t9-keypad/ https://hackaday.com/2021/06/03/miss-the-predictive-text-fro... Or get one on an existing device: https://apps.apple.com/us/app/type-nine-t9-keyboard/id926008509 https://apps.apple.com/us/app/type-nine-t9-keyboard/id926008...