Crystal Archive (requires PureData)
1. Download the archive Crystal.tgz (XML and sound files) .
2. Launch PureData: 
 $ tar zxf Crystal.tgz
 $ cd demos
 $ ./SA_CrystalPD.sh
3. Browse the scenes with VirChor: 
 $ ./SA_Crystal.sh
4. Click on the bang OPEN UDP CONNECTIONS, and use PureData sliders to control the scene...