I've been posting about some feature requests for ASP.NET/Visual Studio, so here's one more in that thread. One nice feature of Blend is the ability to select a chunk of XAML and choose to ''Extract User Control''.  The result works very nicely, creating the separate control and inserting the reference to that control into the original XAML ...

So I'm working in XAML in Visual Studio 2008 and it has some nice statement completion features now, like automatically quoting my attributes for me (cool!).  When there's an item it knows, like Orientation=''Horizontal|Vertical'' it will give me a dropdown and after selection, put the cursor after the closing double quote, as you would ...