sentences:  MoonBase is an experimental set of helper classes built on top of Moonlight.Gtk that can be used to create full blown C# desktop applications using the Moonlight (Silverlight 4.0) widgets and XAML files.MoonBase also has a related XAML editor/previewer.Shortly after the first demo at MIX 07 in Paris, Microsoft began cooperating with Novell to help with the building of Moonlight.