In this interview, I sit down with Stephen Peters, a developer on the Office client tools team in Visual Studio. Steve shows us a couple of tricks for how you can squeeze the best performance out of Office solutions built with Visual Studio (VSTO). He also shows how to finely control the way your custom ribbons load, as well as how to eliminate references to the Utilities assembly. Check it out:

Channel 9 Interview: Office Add-in (VSTO) Performance Tips & Tricks

For more information, see his blog post:
VSTO Performance: Ribbon Reflection