Given the inadequate justification for Long Tail Theory, it stands to reason that some model will eventually emerge that will help forecast digital music sales. In addition, there will be a new generation of services that will help to fill the current void that exists between artists who are selling millions of downloads and artists who are selling hundreds of downloads.
Briefly, the Long Tail Theory is the idea that high distribution (the head) representing the hit songs will be outnumbered by the lower distributions of infrequent sellers of digital songs. …