Yikes. Despite great press and user enthusiasm, there's a growing worry that Sony's first foray into portable gaming--the PlayStation Portable (PSP)--is doing horribly in the market. The most dramatic proof comes from Japan, where the PSP is being handily outsold by the less technically impressive Nintendo Dual Screen (DS). In fact, the Nintendo DS is selling so well in Japan that it actually outsold both the Sony PSP and PlayStation 2 (PS2) combined in 1 week. Analysts say Nintendo is seeing a sales resurgence thanks to the recent release of Nintendogs, a cute new DS title. But this data begs a thought: Maybe Nintendo really is on to something with its new "games first" mantra. Are impressive technical capabilities really that unimportant