What advantage? I'm always a bit shocked to see people say this without qualifying it at all.
On the contrary, Apple has to do a lot of greenfield work by refusing standards like UEFI, Vulkan and normal filesystems. They end up reinventing the wheel just to support the same featureset that Qualcomm, Nvidia, AMD and Intel all generally planned for.
On the contrary, Apple has to do a lot of greenfield work by refusing standards like UEFI, Vulkan and normal filesystems. They end up reinventing the wheel just to support the same featureset that Qualcomm, Nvidia, AMD and Intel all generally planned for.