In the Jean Louis Remillieux book about Jarre there's a picture of one page of sheet music Jarre has written for ethnicolor, where it shows some words, written above or under the music bars (I'm not sure, haven't had access to the book for a while) saying "quana quana" and "ede amaou" to be referred at as eskimo language if i'm not mistaken. Now I suppose these were JMJ's own phonetic notes as to what he recorded, because he had to use it

. Too bad we don't have all of his notes

.
Still, it doesn't shed light upon Bangers claim that the vocal samples (and/or how they were treated) were highly personal.
And I am a bit intruiged. On the other hand, whatever the significance of this message to this other significant person at that time may have been, the music is what it is: most impressive

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