1. A method for processing music contributions over a network, the method comprising: receiving a music contribution at a portal, the music contribution comprising a set of music elements and the portal being accessible over the network; and generating music output at the portal relating to at least a portion of the music contribution and in response to at least one collaboration request received at the portal over the network; wherein the at least one collaboration request relates to the set of music elements; and wherein at least one music element of the set of music elements is generated by deconstructing at least a portion of the music contribution.
1. A method for processing music contributions over a network, the method comprising: receiving a music contribution at a portal, the music contribution comprising a set of music elements and the portal being accessible over the network; and generating music output at the portal relating to at least a portion of the music contribution and in response to at least one collaboration request received at the portal over the network; wherein the at least one collaboration request relates to the set of music elements; and wherein at least one music element of the set of music elements is generated by deconstructing at least a portion of the music contribution. 2. The method of claim 1 , wherein deconstructing comprises: receiving the music contribution; determining music micro-elements of the music contribution; determining music macro-elements based on the determined music micro-elements.