Anyone interested in collaborative efforts should go check this out: http://www.ted.com/talks/a_choir_as_big_as_the_internet.html What you will find a collabrative effort on the behalf of 185 people in 12 countries, who participated in a “virtual choir”, sending in clips (245 I believe in total!) to be arranged into one piece that is beautifully done! Overcoming the noise issue of the various submitted clips …