Analysis: PlayStation Vita at 3: how Sony can save its handheld

Vita's past and presentWe just passed the three-year anniversary of the North American launch of the PlayStation Vita, and some proper perspective may be in order: When the PlayStation Portable turned three in 2008, the PSP Go (as ill-fated as it was) was still yet to come, and big-name games like LittleBigPlanet and Gran Turismo hadn't made their portable debut. When Nintendo DS turned three in 2007, it was a year away from a hardware refresh via the DSi that would add a bounty of new download-