T-Mobile officially kicked off their 4G marketing campaign tonight with the introduction of a video that took a shot across the bow of AT&T.  While we’re certain to hear an AT&T response in the next day or two, Sprint certainly took the opportunity to take a shot at T-Mobile even before the commercial ran. Sprint 4G President Matt Carter responded to T-Mobile’s claims by saying: “Halloween is over–it’s time for … [read full article]