That still doesn't remove the tax they put on developers who release for Xbox by not supporting Vulkan there. But I agree, their lock-in was eroded pretty well

That still doesn't remove the tax they put on developers who release for Xbox by not supporting Vulkan there. But I agree, their lock-in was eroded pretty well in the recent times through tools like Wine, Proton, dxvk, vkd3d-proton and etc.