Microsoft today at the MIX10 conference has rolled out Release Candidate version of Silverlight 4, along with tons of other tools like Visual Studio 2010 Express for Windows Phone, Windows Phone 7 Series add-in to use with Visual Studio 2010 RC, XNA Game Studio 4.0, Windows Phone 7 Series Emulator for application testing, and Expression Blend for Windows Phone Community Technology Preview. It was announced by Scott Guthrie, Corporate Vice President of the .NET Developer Platform in his keynote today at MIX10, held at the Mandalay Bay Convention Center in Las Vegas.
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!