GDC: Microsoft keynote round-up - all the news in one place

In case you missed anything, or you weren't hardcore enough to be watching videogaming news on the internet yesterday evening, here's a round-up of everything Microsoft-related that happened during and after John Schappert's keynote yesterday. Obviously, Gears of War 2 is the story of the show, now pegged with a November release date for Xbox 360. This, and everything else, is listed below:

GDC: Microsoft keynote audio online now
GDC: Gears of War 2 announced at Microsoft keynote
GDC: First Gears of War 2 trailer released
GDC: Gears of War 2 shows red artwork
GDC: Gears of War 2 logo revealed
GDC: Gears of War 2 boxart shown
GDC: Co-op and XBLA game Keystone confirmed for Fable 2
GDC: Ninja Gaiden II set for June release
GDC: GTAIV DLC available from autumn 2008 for 360
GDC: Community games for Xbox Live this year
GDC: Rock Band downloads hit 3 million in US
GDC: Over 1 billion Achievements unlocked on Live, says Microsoft
GDC: Microsoft releases XNA Creators Club Game Launcher