While that might certainly be what people like to call its "killer feature," the iPhone redefined what we expect of smartphones. The gold standard before 2007 w

While that might certainly be what people like to call its "killer feature," the iPhone redefined what we expect of smartphones. The gold standard before 2007 was the Blackberry. Look at the Android prototypes before 2007 and the phones released after that: they are fundamentally different devices.