1. A method for execution by a dispersed storage processing module, the method comprises: storing a broadcast of data in accordance with an error coding dispersal storage function, wherein the broadcast of data is stored as a plurality of sets of encoded data slices; receiving a playback request for the broadcast of data; in response to the playback request: determining a first unique combination of encoded data slices of the plurality of sets of encoded data slices; determining whether the first unique combination is available for retrieval; in response to a favorable determination: retrieving, as a unique copy of the broadcast data, the first unique combination of encoded data slices; in response to an unfavorable determination: determining a second unique combination of encoded data slices of the plurality of sets of encoded data slices to be retrieved; and retrieving, as the unique copy of the broadcast data, the second unique combination of encoded data slices.