XNA Game Studio 3.1 is go! and it brings support for the new features in Xbox 360 NXE – Xbox LIVE Avatars, Xbox LIVE Party features, Video playback and more!

Microsoft has released an update to XNA Game Studio 3.0 the day they have released the new Zune software and firmware. This release basically provides compatibility for game development on Zune firmware 3.0 devices along with full support to Visual Studio 2008.