Yes, ditch your D7000; the D800 is it. (Ditch the D4, too, unless you're a sports pro).

[img]http://www.kenrockwell.com/nikon/d800/d800-0600.jpg[/img]
[img]http://www.kenrockwell.com/nikon/d800/d800-left-0460.jpg[/img]
[img]http://www.kenrockwell.com/nikon/d800/d800-top-0460.jpg[/img]
[img]http://www.kenrockwell.com/nikon/d800/d800-cards-0600.jpg[/img]
[img]http://www.kenrockwell.com/nikon/d800/d800-inside-0600.jpg[/img]

Details: http://www.kenrockwell.com/nikon/d800.htm

sample images: http://imaging.nikon.com/lineup/dslr/d800/sample01.htm