The sounds of sonic crystal

There are changes  afoot in the Concert Hall of the Sydney Opera House, aimed at improving the acoustic. More at: http://www.theaustralian.com.au/arts/opinion/acoustic-alterations-at-the-opera-house-must-retain-the-architectural-harmony-of-the-hall/story-fn9n9z9n-1226420429346     What’s the obsession with expecting musicians to have the stamina of an athlete, the technique of the possessed and the looks of a deity? http://www.theaustralian.com.au/arts/review/making-beautiful-music/story-fn9n8gph-1226416992126     Review the Australian Chamber Orchestra’s current touring…