If you are interested in WPF Performance, then you really need to read this
] article. The WPF SDK provides a number of useful performance utilities. You can find out more about them here
BTW - I find Snoop
] to be invaluable when faced with seemingly intractable performance issues - with it I can see the Visual Tree and track into it to see what's actually been loaded. I also love Josh Smith's Crack.NET
] for helping with things like this.