Mark Cerny, lead system architect for the Sony PlayStation 4
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PlayStation 4 console unveiled by Sony in New York

21 February 2013 Last updated at 02:33 GMT

Sony has announced its next-generation gaming console - the PlayStation 4 - at an event in New York.

Its new hardware is designed to offer superior graphics as well as new social features.

Mark Cerny, Sony's lead system architect on the PS4, said he wanted to encourage the sharing of recorded gameplay clips.