ok, so i'm re-encoding some of my older mp3s that i ripped when i didn't know any better... so they are in 128 kbit cbr *shudder*. <BR><BR>i use cdex 1.30, but i'm confused with some terms, and how ...

In theory CBR 320 kbps is better quality, since it's the highest the spec supports. In practice you're not going to hear any difference unless you're some freak of nature.

The WMA 9.2 Lossless codec is, as the name implies, a lossless audio codec. A lossless audio codec's output is bit-for-bit identical to its input. Essentially, it's a more efficient alternative to PCM ...