Care to see just what Apple means when they talk about Android’s fragmentation problem? Check out this incredible chart put together by Michael Degusta. Not only are most Android phones out of date, but almost half of the smartphones on this chart have never been up-to-date with the latest version of Android OS, even at release!
Comparatively, every release of iOS has been backwards compatible for at least three years. No wonder the iPhone developer community is so strong: devs and users alike can count on almost every iPhone owner being on the current, most bug-free version of iOS!.