I'm continually blown away by these small things. During your launch blog post, you showed how configuration tables can add tens of megabytes, and now the Swift<>Obj-C dictionary format can do the same?

It feels like these should be optimizations in Xcode, so its perplexing, but on the flip side, this horrifies me about my JavaScript/Ruby package management. At least on the Xcode side, there is some single party trying to improve.