Microsoft has beefed up its XNA Game Studio Express development platform with the release of 1.0 Refresh, which "contains improved functionality along with new features".
Elaborating on what's new, the company's said 1.0 Refresh introduces the likes of Bitmap Based Fonts, 3D Audio, Windows Vista support and Game Packaging.
XNA Game Studio Express is Microsoft's dev platform that allows budding games developers to create their own videogames for Windows and Xbox 360. We've not fiddled with it ourselves, but if you've tinkered let us know what you've come up with.