Splitting a keyboard has ergonomic benefits. I don't see that "full keyboard for each hand" would be an advantage. One of the more popular split keyboards is th

Splitting a keyboard has ergonomic benefits. I don't see that "full keyboard for each hand" would be an advantage. One of the more popular split keyboards is the Corne Keyboard. https://github.com/foostan/crkbd https://github.com/foostan/crkbd There are split keyboards with more keys than the Corne, such as the Lily58. https://github.com/kata0510/Lily58 https://github.com/kata0510/Lily58