Discussing the iPhone in a quarterly conference call, Vodafone CEO Arun Sarin said that the company was concerned with the current iPhone’s lack of 3G technology. “It’s clearly a good, software-driven device, but we’re concerned about wideband area coverage so that 3G (third-generation) or HSDPA (upgraded 3G) connectivity with the iPhone is something that we look forward to.” Recent rumors have speculated that the iPhone…