When it rains, it pours, ladies and gentlemen -- and tonight, it's pouring high-end Android phones from Samsung. Hot on the heels of the Epic 4G for Sprint and a dash of preliminary official info on T-Mobile's flavor of the Galaxy S, the Vibrant is now 100 percent official with a 1GHz Hummingbird processor and 4-inch Super AMOLED display. Though the physical design of the phone is unique to T-Mobile -- just as al
