Of course it's a threat to AT&T. It removes any trace of their lock-in. It elevates profit-rich features out of AT&T's grasp. Google could switch the 'last m

Of course it's a threat to AT&T. It removes any trace of their lock-in. It elevates profit-rich features out of AT&T's grasp. Google could switch the 'last mile' to VoIP, and unlike Skype, it would be marketed, promoted and popular. With Google Voice & voip, a mifi-type device + iPod touch is an iPhone with (essentially) unlimited minutes from anywhere to anywhere in the world, (essentially) unlimited texts and a feature list that makes AT&T's look quaint. For $60/mo. Today. Google Voice threatens the commodification of wireless services to a simple data plan. It's something everyone knows is coming, but the carriers assumed they had more time to take profit and develop their own services.