Still wondering about those unlocked iPhones that clocked much faster data speeds on T-Mobile's network at WWDC's Moscone West building in San Francisco? Well, Deutsche Telekom-owned carrier, the nation's fourth-largest, today shared some interesting updates concerning "4G" rollout, which includes the iPhone-friendly 1900MHz band on its HSPA+ network...
T-Mobile lighting up more iPhone-friendly HSPA+ sites in June and July