Ortholinear definitely takes a non-trivial amount of practice that a lot of people aren't willing to do. So do layers. The overwhelming majority of people I ha

Ortholinear definitely takes a non-trivial amount of practice that a lot of people aren't willing to do. So do layers. The overwhelming majority of people I have talked to aren't interested in using a non-standard keyboard design, even if they are interested in the ergonomic benefits. There are definitely a lot of us who want more esoteric designs, but we are a relative minority.