> it has had about 7 major iterations (not counting 'S' models etc.) I would argue that some of the S models are more significant iterations than the main numb

> it has had about 7 major iterations (not counting 'S' models etc.) I would argue that some of the S models are more significant iterations than the main numbered ones. Siri shipped with the 4s, the Appstore shipped with the 3G (IMO it's fair to call the 3G and 3GS "S models" of the original).