Just like T-Mobile's Dash and Verizon's Motorola Q, the BlackJack is a Windows Mobile 5.0 Smartphone slab sporting a 320 by 240 screen, a full keyboard and a 1.3-megapixel camera on the back. In many ways, it's a cross between those two other phones. Like the Dash, it's a quad-band world phone, it's black, and it's almost the exact same size. Like the Q, it uses a high-speed national cellular network rather than Wi-Fi, the keys are long slanted ovals, and it has a handy scroll wheel on the...