PS3 won't play HD audio

[theprof00]

I found this on google, does it work?

http://hd.engadget.com/2009/04/21/hd-101-how-to-use-dolby-truehd-and-dts-hd-with-your-ps3/

One of the many reasons games take up so much space on the BR is due to HD audio.

PS3 does indeed do HD audio, but I'm not sure what your problem is.