windows media edition is more about that sort of thing, images, photo tv etc
build 4051 has been floating about since it was leaked by winbeta etc mid october, it was then handed out at PDC.
yes it does require activation.
paul thurrott has a lot of screenshots on supersite, though a lot seem to be 404
http://www.winsupersite.com/showcase...rn_4051_01.asp