Apple likes to push DRM, which GPLv3 forbids. Apple also is afraid to give patent grants, which GPLv3 requires. Thus, Apple refuses to get anywhere near GPLv3 c

Apple likes to push DRM, which GPLv3 forbids. Apple also is afraid to give patent grants, which GPLv3 requires. Thus, Apple refuses to get anywhere near GPLv3 code, and won't even make it easy to give you GPLv3 source that you can build yourself.