My name is Dennis Morhardt, the man behind the german communities of BuddyPress and WordPress MU. (For you Matt, the guy from the WordCamp in Germany). I think bbPress 2.0 sould the release with the best WordPress integration, maybe as plugin or a combination of plugin and stand-a-lone version with the possibile to use normal wordpress themes. But my focus is internationalization and localization and I would like to help