Silverlight 4 includes a slew of features designed to make out-of-browser applications richer. One of those features is notification windows, also known as “toast” windows. This feature is available to all OOBs, regardless of whether they are trusted. Read More...

One of the less-talked-about features of Silverlight 4 is the new Managed Extensibility Framework, or MEF. MEF has been evolving on CodePlex for a while now. It's slated to be integrated into .NET 4.0 and Silverlight 4, and as such is something with which Read More...