Everyone knows Michael Berkens and his blog at www.thedomains.com. Michael did a post on 3d domains, that has become like a little mini forum.  The post written on July 11,2010 currently has 2,352 comments. You can check it out here : www.thedomains.com/2010/07/11/the-next-big-thing-3d-who-owns-best-domains-hint-its-not-me-frank-rick-or-kevin/comment-page-47/