Surely easier than collaborating with Apple who are extreme lock-in proponents.

See for example projects like dxvk, which affected Vulkan spec:

* https://www.youtube.com/watch?v=1fU4w2ZGxH4&t=12m21s

* http://jason-blog.jlekstrand.net/2018/10/transform-feedback-...

Good luck for such thing happening with anything Apple related.