There's no doubt of the impact that the iPhone revolutionized the smartphone industry. I bought an iPhone for my daughter but the big screen and seamless Google integration of the Thunderbolt (Android) was just too much to pass up so I didn't go that direction. My daughter absolutely loves her iPhone, though, and literally can't go kdekoli bez toho. Infografika z PaidViewpoint.com provides some insight into iPhone users, how they use the device, what their retention is like, and why they'll upgrade. The jury is still out on the iPhone 4S a zda splňuje požadavky fanoušků Apple. UPDATE: Prodeje již překročily 1 milion telefonů, takže myslím, že jsou!