Fair point. There are some ergonomic mechanical keyboards. I have never personally seen one in use. It's always stuff like this: https://www.reddit.com/r/MechanicalKeyboards/comments/6cnfta...
Which are beautiful, and make wonderful noises, but are certainly not built to prevent the type of RSI that comes with typing.
[1] https://ergodox-ez.com/ [2] https://atreus.technomancy.us/ [3] https://trulyergonomic.com/store/index.php [4] https://www.reddit.com/r/MechanicalKeyboards/comments/649yo0... [5] http://matias.ca/ergopro/pc/