For the past few years, cellular carriers and handset manufacturers have talked a lot about third-generation (3G) services for mobile phones. Despite all the talk, however, the companies haven’t done a particularly good job of explaining what it all means. To many customers, the real meaning of 3G has been lost among promises of video features and zippy data speeds–promises that are only now beginning to live up to reality. Yet the question still remains: What exactly is 3G?

Source: CNET.com