To return to the original question about Xenakis without the nonsense of the "but it's not music" brigade (of one )
This article
Rob Weale. “Discovering How Accessible Electroacoustic Music Can Be: the Intention/Reception project”. Organised Sound 11(2), 2006: 189-200.
Cambridge University Press
Which can be downloaded from the EARS site
has some interesting things to say about how one listens to unfamiliar musics
and what the effect of different information can be on the listening experience
This article
Rob Weale. “Discovering How Accessible Electroacoustic Music Can Be: the Intention/Reception project”. Organised Sound 11(2), 2006: 189-200.
Cambridge University Press
Which can be downloaded from the EARS site
has some interesting things to say about how one listens to unfamiliar musics
and what the effect of different information can be on the listening experience
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