Some facts:
-The CE3 runs on both consoles
-The "Live Create"-feature means running the Sandbox-Editor on the PC and editing/transfering the maps to the consoles in realtime, teamwork seems not to be possible
-There is no editor for the consoles
-The graphics will be downscaled automatically when using a console
-the CE3 license will be avaible september 2009

-Rain falling on a surface will create a puddle
-Moving this surface will make the puddle fall down

-It was presented in 720p

-The CE3 Techdemo can be "played" (walking, shooting around etc.)
-The demo is made of different "areas" connected by Stargates without a loading screen

-There is an MMORPG in development