It could use an entry for Echonest, which has all sorts of great APIs for working with music audio and metadata [1] http://developer.echonest.com/ http://devel

It could use an entry for Echonest, which has all sorts of great APIs for working with music audio and metadata [1] http://developer.echonest.com/ http://developer.echonest.com/ [2] http://echonest.github.io/pyechonest/ http://echonest.github.io/pyechonest/