Despite Android&#x27;s market share, some developers still write for iOS first and port to Android later (if at all). By moving to Swift, Google could reduce this friction and help prevent Android from being a second-class citizen among developers.<p>Also, Go is a great language for writing networked systems software in. But it&#x27;s not necessarily great for GUI-based application development. And there really hasn&#x27;t been much effort to change that, from the Go team or externally.