While the design (and even the briefing slides) scream affordable, we're sure there must be some Big Magenta customers aching for a keenly-priced smartphone fix. So here's the Prism. Huawei's behind that T-Mobile face, cooking up a Android Gingerbread phone with a pretty weedy 600MHz processor and a 3.5-inch (480 x 320) touchscreen. A fixed-focus (yeah) 3.2-megapixel camera pokes out the back, while a microSD slot means you can extend space for those vaguely-almost-in-focus shots -- the Prism arrives with a 2GB card already onboard. The phone looks set