biggest difference is this is a PC based program: not a DVD you can pop in your DVD player
please take the high road in every post:do not respond to or quote a problematic post: report it HDMI.org:what a mess
HDCP = Hollywood's Draconian Copy Protection system
"A system under which it takes three men to check what one is doing is not
control; it is systematic strangulation." - Admiral Hyman G. Rickover
I use displaymate video edition extensively for things like setting grey scale, checking resolution, focus, convergence and many more. You have to be a little careful, because it outputs at PC levels of 0-255, not video levels of 16-235.