Perfect ... but on reflection ...

Silent reader according to the surface on which is placed the latter. Can only work if you do not use the supplied PowerDVD software with.
I noticed recently that some blu-ray is simply not happening. Probably due to recent standards ... but if you dig a little different on the net forums, you'll soon find a middle ground to be able to fully enjoy;)

Edit 08/11/2011: The majority of my blu-ray does not work at all on player. Disappointed!