Sounds like "Embrace, extend, and extinguish" in action, tbh... "Oh yeah, you wrote a "Linux" app using this DirectX module... To bad it's only runnable on Windows". https://twitter.com/jernejv/status/1262808283506671616

https://www.reddit.com/r/linux/comments/gmryml/directx_is_coming_to_the_windows_subsystem_for/
Good thread about it on /r/linux, why this is not such a great idea.