As part of Gamasutra's E3 round-up, here's both our live coverage and analysis of Microsoft, Sony and Nintendo's Los Angeles press conferences this week -- with essential facts and opinions all in one place.
Multiple Gamasutra staff were in place in Southern California to both cover the briefings live and provide post-event perspective.
Here's our stories on each of the major hardware manufacturer's conferences:
E3 2009: Microsoft's Press Conference Liveblog
"Specifics on The Beatles: Rock Band, Modern Warfare 2, Shadow Complex, Joy Ride, Crackdown 2, Left 4 Dead 2, Splinter Cell: Conviction, Forza 3, Halo 3: ODST, Halo Reach, Alan Wake, Last.fm, Facebook, Twitter on Xbox Live, Metal Gear Solid: Rising on Xbox 360, and Microsoft's gesture/voice recognition device Project Natal."
Microsoft Debuts Project Natal Sensor Peripheral
"With the aim of removing the last barrier to universal accessibility for games -- the controller -- Microsoft unveiled Project Natal, an entirely gesture, voice and facial recognition-based technology at its E3 briefing."
E3 Analysis: This Year, Microsoft Lived Up To Its Own Hype
"Gamasutra's Leigh Alexander reflects from Los Angeles on Microsoft's E3 briefing -- why the company's real killer reveal will see the least buzz, and what announcements like Project Natal and MGS Rising could mean for the industry."
E3 2009: Nintendo Press Conference Liveblog
"Nintendo's quest to reach every type of gamer continues with the announcement of the pulse-sensing Wii Vitality Sensor, Team Ninja collaboration Metroid: Other M, Super Mario Galaxy 2 and more in this minute by minute blog of Nintendo's E3 press conference."
Nintendo Unveils Super Mario Galaxy 2, Super Mario Bros. Wii, Metroid: Other M
"At its E3 media briefing today, Nintendo unveiled a new Super Mario Bros. title for Wii, a 4-player sidescrolling platformer, also confirming Wii Fit Plus to debut this Fall. [UPDATE: Super Mario Galaxy 2, Team Ninja co-operation Metroid: Other M announced.]"
Nintendo Announces Wii Vitality Sensor Peripheral
"One of the most unconventional announcements at Nintendo's E3 2009 conference is the Wii Vitality Sensor, a finger-mounted sensor that might be used as "a way to relax" in "this stressful society"."
E3 Analysis: Nintendo - Not Quite Status Quo
"Reporting from Nintendo's E3 press conference in Los Angeles, Gamasutra's Christian Nutt gives a detailed analysis of its performance, suggesting a "robust, full of surprises, and appealing", with one or two exceptions."
E3 2009 : Sony's Press Conference Liveblog
"Gamasutra covered Sony's E3 press conference live from Los Angeles, including Uncharted 2, M.A.G., PSP Go announce/pricing, Gran Turismo PSP, Metal Gear Solid: Peace Walker PSP, Rockstar's Agent, FFXIV Online, motion controller, ModNation Racers, The Last Guardian, Gran Turismo 5, God Of War III."
E3: PSP Go Download-Only Handheld Officially Announced
"Sony has announced the refreshed version of is PSP hardware, the download-only PSP Go, which debuts on October 1st in North America at a price of U.S.$249.99 -- in a 16 GB model."
E3 Analysis: Sony's Still Got It
"Sony had a high wall to climb to match the impact of Microsoft's E3 presentation yesterday, and in this analysis, Gamasutra's Leigh Alexander finds that the company impressed -- with a caveat."
Gamasutra is also updating in the near future with additional posts rounding up the first-party hardware and third-party publisher interviews and exclusive statements we gathered at E3.