> I can't imagine that every single app built on Swift or Objective-C is bundling the exact same foundation In fact, every single app built on Swift is bundlin

> I can't imagine that every single app built on Swift or Objective-C is bundling the exact same foundation In fact, every single app built on Swift is bundling the full set of runtime libraries, both on iOS and Mac. This will continue until the Swift ABI is finalised. This is why I don't ship Swift yet.