How big is too big? It's an important question when you're looking at the Samsung Infuse 4G, AT&T's latest HSPA+ smartphone and a device that's as sizable face-on as it is slender from the side. A close relative of the much-loved Galaxy S II, it also uses Samsung's Super AMOLED Plus display technology, only now stretched to a whopping 4.5-inches. More to love, or too much to handle? Check out the full SlashGear review after the cut.