I first discovered these acoustic absorbers at the Montreal Festival du Son more than a year ago, as demonstrated by genial Yves Boudreau, about whom I have a brief anecdote: at this year’s show I ran into Yves for the third show in a row, his display in the main ballroom just over the way from ours for AIG Imagers, recordings, etc. He greeted me warmly, saying, “Ah, Mr. Marshall, how are you?” My reply was, “Fine, but please call me Andrew…”