2008, that's right, 2008 was when Metal Gear Solid 4: Guns of the Patriots came out. You've probably finished by now. There's a chance you might even have understood it. So, you'll now be ready for Hideo Kojima's news that MGS 5 is in the works.
The new edition of OPM, on sale Nov 29th, includes an interview with the great man that includes:
"...frank opinions on Metal Gear Solid Rising – the first PlayStation MGS he’s neither written nor directed – and openly discusses his plans for Metal Gear Solid 5 and Project Ogre for the first time."