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Speaking at the Develop Conference in Brighton last week, Ian Bickerstaff, Technical Director of SCEE Immersive Technology Group, revealed that the use of the PlayStation Vita mirrors that of tablets. VRFocus recently revealed some of the companion apps that will make the Project Morpheus virtual reality (VR) gameplay a more social experience, and that PlayStation Vita can be used in the same fashion as tablets here.
http://vrfocus.com/archives/5059/project-morpheus-playstation-vita-integration-confirmed/