Most servers around the world run Linux. The same goes for almost all supercomputers. That’s astonishing in a capitalist world where absolutely everything is commodified. Why can’t these big tech companies manage to sell their own software to server operators or supercomputers? Why is an open, free project that is free for users so superior here?
You can develop drivers on Windows all on your own too, you just have to disable driver signing.
Linux has something similar now with secureboot. If you have your own kernel module, you have to load your signing key to the UEFI thing.