I asked Sony directly what happens to the current PSP UMD software at the next generation PSP "NGP" - GIGAZINE
Sony NGP: behind the specs | Games | The Guardian
NGP: Sony's PlayStation Portable successor
Sony reveals PSP successor - the Next Generation Portable
Sony on how they've learned from PSP's mistakes for NGP – Destructoid
Sony Paves Way for NGP With PSP Price Cut - The Escapist
Need to know – Sony PSP 2 (aka NGP) | Stuff
NGP: PSP - IGN Debate - YouTube
PSP successor is official, codenamed 'NGP' (Next Generation Portable) | Engadget
Sony PSP GO Gone - NGP and Xperia Play on Murder Charge • GadgetyNews
NGP: Sony's PlayStation Portable successor
Next-generation PSP "NGP" that appeared full with super fast photo review - GIGAZINE
Next PSP is "Next Generation Portable" - all details, first videos | VG247
PlayStation Vita (NGP) Vs. PSP GO - YouTube
Sony unveils NGP - successor to PSP handheld console - BBC News
What is the battery life of the PSP2 aka NGP? - Video Games Blogger
NGP To Optimise PlayStation Network's Entire Library Of PSP Games | Push Square
Sony's next PSP, codenamed NGP | Engadget
Sony NGP to be Backwards Compatible with PSP Games | by Sohrab Osati | Sony Reconsidered
Sony NGP: behind the specs | Games | The Guardian
Sony Announces NGP/Vita Will Be Back-Compatible With All PSP Games | TechCrunch
Sony's next PSP (codename NGP): a closer look | Engadget
