Cronos, an early-adopter of the to be released 2007 Microsoft Office system have been busy lately with designing and developing a new site based on Microsoft Office SharePoint Server 2007. They recently made the site public.
Check it out at http://www.moss2007.be.
You can now also find some of the Cronos folks blogging in the "blog" section of the site.
More ECM show case sites can be found on this ECM blog post and here.