Filed under: CellphonesHelio has gotten official with the slim, sexy Mysto slider -- a branded, CDMA rendition of the Ultra Edition 10.9 that should ultimately become the MVNO's top of the line handset just this side of the Ocean with a 2 megapixel camera, microSD expansion, and the now-typical GPS and EV-DO data. There's a catch, though; it turns out that Helio will start out by soft launching the phone through its "Helio powered by SK Telecom" division that caters directly to the Korean American market. A full-scale launch is planned