Nikon D800, Real or Hoax?

Today I've heard a rumor about and you Nikon DSLR camera that supposed to be released this Christmas 2009, and the camera is Nikon D800 DSLR camera. This rumor all started because there was a picture published on the Internet with looked as a new digital camera from Nikon with the D800 logo on it. So do you think the Nikon D800 is coming, or maybe it is all a big hoax. On the picture below you