We released MOQ 4.0 Beta 3. It was compiled for .NET Framework 3.5 & 4.0 and Silverlight 3 & 4.
Some time ago I wrote a post about how to sort a ListView by clicking on the header of the column. The problem with that solution was that you needed to implement it each time and you have to define an explicit header for each column.
We released MOQ 4.0 Beta 2, it includes some fixes over the previous version and the update to DynamicProxy 2.2. It was compiled for .NET Framework 3.5 & 4.0 and Silverlight 3 & 4.