Sony PlayStation 4 will be released Five Year Again?

Latest game consoles made by Sony is a Sony PS3, face to face with his rival Xbox 360. But when asked when the latest game consoles Sony PlayStation 4 will be present, apparently still not been able in the near future. CEO of Sony Computer Entertainment, Kaz Hirai, has stressed the point that they are only half way with the PS3 console and many games titles to be released from Sony game studios