[mh-]

I didn't mean to say that quantization was the problem, just that you're basically trying to pick apart a "pixel" (to continue my image-based analogy) that is a composite of multiple sounds (or partially-transparent image layers).

I was sincere when I said:

> I'm really not sure how one solves this with the current approaches.

I was hoping someone would come along and say it is, in fact, possible. :)