The unthinkable has happened. After spending 99 percent of their recent marketing budgets figuring out ways to sling mud at each other, AT&T and Verizon have now come together to dance a merry waltz -- all in the name of Apple's hallowed iPhone. The latest commercial for the phone that really doesn't need advertising shows that you can FaceTime, read iBooks, navigate maps, and do everything else on the Verizon iPhone just as well as you could do it on the AT&T-friendly GSM variant of the phone. As if you didn't already know. Still, it's fun to see these