What is Blue-Ray Disc?
Blue-Ray Disc or “BD” is a format competing for dominance in the marketplace for the storage of HD movies. The key feature of BD is that it can hold more data, 50 GB in a dual layer format to HD DVD’s 30 GB dual layer format. Key Differences between HD DVD and BD While many of the audio features of BD are similar to HD DVD, there are some key differences. First, as stated above HD DVD players are required by the standard to decode TrueHD. This feature is optional on BD players. Why does this matter? In order to enjoy all the benefits of a BD player you have to have a reeceiver which can decode TrueHD. For alot of consumers that means purchasing a new receiver at no small cost. If you use HD DVD, however, the audio is decoded in the HD DVD player, so your recent receiver can play true mutichannel lossless audio. Another key difference is the interactivity features. HD DVD uses HDi to author interactive features where BD uses Java. As a result, HD DVD has a much more to offer with intera
