Apple already spends years in R&D before releasing anything. Many of their R&D devices never see market. Requiring them to share an API they've actually shipp

Apple already spends years in R&D before releasing anything. Many of their R&D devices never see market. Requiring them to share an API they've actually shipped to paying customers is not a significant additional hurdle. We know how to version APIs now. They can still make improvements to public APIs without hurting anyone.