I've just given this a go, all tested off hard drive
Transformers, Matrix, Star Trek, Dante's Peak, 2fast 2 furious, children of men, waterworld, bourne ultimatum, Superman, Superman 2, Total Recall, Pacte Des Loups, The Searchers, Letters from Iwo Jima, Terminator 2, 16 Blocks, Goodfellas, House of Wax, Red Dragon, Mulholland Drive, Blood Diamond
HD-DVD not working (almost any of the early releases)
MI3, Land of the Dead, Kiss Kiss Bang Bang, King Kong, , Mummy, Mummy Returns, Hulk, Unforgiven, V for vendetta, First Blood, Lethal Weapon, Posiedon, Last Samurai, Superman Returns, The Graduate, Serenity, Troy, Swordfish, The Pianist, Deer Hunter, Bourne Supremacy, Harry Potter GOF, 12 Monkeys, Batman Begins
Can't play from top directory (OK is greyed out), but can play by selecting BDMV directory.
POTC1, POTC 3, blade runner, fifth element, starship troopers, cruel intentions, into the blue, capricorn 1, halloween all fine, plays various audio formats in surround perfectly.
Tried in 3 PCs (all using onboard sound)
PC 1 XP MCE, reboots when app initialised
PC2 XP MCE, works fine
PC3 vista 32, works fine
Pretty good for HD-DVD (if you have a powerful cpu), pretty good for Blu-Ray ....... crashes on BD+
Mouse control flaky, use the keyboard
Arcsoft also allows you to take screen caps