Files in iPhone reveal overseas plans for T-Mobile, Vodafone That iPhone firmware leaked this week? Well, as found on the iPhone Dev Wiki it's been cracked open, its files laid bare, and deep within the system one can find four very special, very telling files: Default_CARRIER_ATT.png Default_CARRIER_CINGULAR.png Default_CARRIER_TMOBILE.png Default_CARRIER_VODAFONE.png We know AT&T / Cingular have