Interesting: EMI ends up being the publisher if you use their licensed music. See http://developer.echonest.com/sandbox/emi/emi_classics.html http://developer.

Interesting: EMI ends up being the publisher if you use their licensed music. See http://developer.echonest.com/sandbox/emi/emi_classics.html http://developer.echonest.com/sandbox/emi/emi_classics.html, end of section "Approval Process for Application Development".