According to a press release from VoIP company iCall, Apple's release of the updated iPhone developer SDK made it possible for iCall to enable VoIP over 3G. Fring, responsible for another VoIP iPhone app, also confirmed that the restriction has indeed been lifted. They too updated their application to make use the 3G network. Strangely enough, Steve Jobs has not mentioned this peculiar change in his keynote, and left it to VoIP app creator iCall to tell the world.