If you're an international customer (not in the United States), then you won't have to do much to get your hands on an unlocked iPhone 4. They come like that across the pond. So, as is usual 'round these parts, devs had to crack down on their social lives to get the new iPhone, running iOS4, unlocked. It involved rewriting the entire ultrasn0w software, which meant previous versions couldn't be used, thanks to the new baseband that Apple installed in the iPhone 4. But, PlanetBeing and MuscleNerd of the iPhone Dev Team have managed to get an iPhone 4, running iOS4, unlocked.
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