It’s quite hard to fathom the thought of the PlayStation Vita as retro before it has even seen its release, especially when the upcoming handheld is unquestionably powerful and chocked full of unique features. But, the dev kit that developers have been working with looks awfully familiar to Vita’s younger sibling; PSP Go.
http://www.vitagamr.com/news/2011/07/ps_vita_dev_kit_is_undoubtedly_retro