It seems the Metal Gear game fans have been waiting for has been finally announced at Konami's Metal Gear 25th Anniversary event: Metal Gear Solid: Ground Zeroes.
The unveiling consisted of a real-time demo, but at this stage all English language reports about what was shown have come through Twitter. Guests were reportedly asked not to post about what they were seeing, but many did so anyway. While some posts were deleted within minutes, the picture that emerged is that Metal Gear Solid: Ground Zeroes is an open-world game and was reportedly demoed on a current-gen PC.
http://www.ign.com/articles/2012/08/30/metal-gear-solid-ground-zeroes-unveiled
