This post is a collection of links to various D300S reference material.
Updates
Discover The Nikon D300S Digital SLR Camera: A resource site for all things D300S DSLR.
Reviews and Previews
Nikon D300S Brief hands-on by Richard Butler and Andy Westlake, July 2009.
References
Official Nikon D300S microsite.
Press release and specs at DPReview: Nikon introduces D300S with HD video recording on Thursday, 30 July 2009 04:00 GMT.