My split, ergonomic Corne keyboard is great. I love pairing with a trackball in-between the halves:
But what if you took the two halves of this split keyboard, jammed them together with a built-in trackball and threw in some extra features? That's the cocot46plus.
I prefer the ergonomics of a
I hear they are popular with audio engineers who like the speed, precision and minimal desk space requirements.
https://www.kensington.com/siteassets/blog/2021/10-october/kensington-expert-trackball-on-desk-with-sound-equipment-large_1634044572.jpg?width=1200&height=627