> You mean all the other OS's reverse engineering Cocoa? I mean the mainstream toolkits and their vendors all providing a Cocoa-shaped API that solves the prob

> You mean all the other OS's reverse engineering Cocoa? I mean the mainstream toolkits and their vendors all providing a Cocoa-shaped API that solves the problem described in the article and solved in a way that is relevant to the context. > it doesn't feel native anywhere but macOS "even if only in order to provide a lowest common denominator" See also the alternative we're talking about: Electron—how native does it feel? > macOS apps tend to use a lot of OS APIs (e.g. Metal) that are outside Cocoa You're moving the goalposts. > Objective-C isn't that productive of a language by modern standards I never mentioned Objective-C.