33. The system of claim 29 , a score deconstruction unit, operable to: receive a score image; and deconstruct the score image into a set of music elements.
29. A system for processing music contributions over a network, the system comprising: a portal, the portal being accessible over the network by a plurality of user workstations, the portal comprising: a collaboration unit, operable to: receive a music contribution from a selected one of the plurality of user workstations, the music contribution comprising a set of music elements; and receive a collaboration request that relates at least in part to the music contribution, wherein the set of music elements identify components of the music contribution relative to a recorded performance at multiple time intervals within the music contribution; an editing unit, operable to provide a set of editing capabilities for editing music elements based at least in part on the collaboration request; an output generation unit, operable to generate output data based at least in part on the music contribution and the collaboration request received at the portal; and a network interface unit, operable to facilitation communications via the network between the workstation and the portal.