428 faces. Still don't like the engines.
Conversly I've gotten enough understanding about COM and found some decent resources that still exists to link agaist. The COM article is about 1/3's complete. I have a project selected which is dead simple, and COM <-> .NET interop has been resolved. (Embedding a Type Library into a binary is horribly underdocumented, but I finally understand the hidden magic ATL performs behind your back if you go that route.)