One week left to participate...
You can listen to all crazy participations here :
http://www.mixagefou.com
At this time there 3 surround 5.1 sound creation online (in binaural format for headphones).
There are no 7.1 or Auro-3D 9.1 participation yet. Some prizes are devoted to these categories. So it is easy to win very nice prizes, just look if you have enough loudspeakers...