As of TODAY???
available TODAY? 30GB HD-DVD and 50GB BD.
Prototype vs. standard that could be implemented.
http://www.engadget.com/2007/11/15/dvd-forum-approves-51gb-triple-layer-hd-dvd-spec/
edit: not commenting on who will win, only availability TODAY of each disk
available TODAY? 30GB HD-DVD and 50GB BD.