It was only a matter of time, and it doesn't suprise me Telerik have done it :-)
http://www.telerik.com/demos/aspnet/silverlight/Cube/Examples/RoomDesigner/DefaultCS.aspx
Phil.
well it looks to run somewhat counter to what wpf/e / siverlight functions like IMHO. Somewhat of an interesting approach to take given that the CTP has even finished yet and more announcements regarding the product will be made at Mix07 (hopefully controls and clr built it).