PlayStation 4 announced for 2013

Sony announces the successor to the PS3 at an event in New York.

Sony fills PlayStation 5 vacuum by increasing PlaySation 4 output - Technology News

Japanese launch pushes PS4 to 6 million units in worldwide sales

Sony unveils next-generation PlayStation 4 - National

Sony Reveals $399 Price-Tag For PlayStation 4

Sony announces 50 million sales milestone for the PS4 - GSMArena blog

Sony announces the PlayStation 4; Full roundup of details

Sony reveals the PlayStation 4

PlayStation Meeting 2013: PlayStation 4 is The Future of Gaming – PlayStation.Blog

PlayStation 4[PS4] Release Date And Time For All Regions - Player Counter % %

PS4: Sony's next-generation PlayStation announced - Polygon