Apple Rejects iOS App For Using MoltenVK Vulkan, Alleged Non-Public API

Back in February MoltenVK was open-sourced as part of The Khronos Group and Valve working harder to get Vulkan working on macOS/iOS by mapping it through to using Apple's Metal Graphics/Compute API. The most notable user of MoltenVK on macOS to date is the Vulkan Dota 2 on Mac, but for those looking to use this Vulkan-to-Metal framework on iOS, it looks like Apple might be clamping down...