Yes, there are efforts like that already, like MoltenVK and gfx-rs portability. But they are still workarounds to Apple's refusal to cooperate. I.e. they are lo

Yes, there are efforts like that already, like MoltenVK and gfx-rs portability. But they are still workarounds to Apple's refusal to cooperate. I.e. they are lock-in breaking tools. It should have been the opposite way - Metal should have been implemented on top of Vulkan.