Carl and Richard talk to John Sonmez about building iOS and Android applications. On the iOS side, John compares Xcode to MonoDevelop. You can build iOS apps with MonoTouch in Visual Studio, but you're always going to need a Mac in your life. On the Android side, John discusses the similarity of Eclipse and IntelliJ development environments and how he prefers to use MonoDevelop and Mono for Android for its cross-platform advantage.