Streaming is still a small part of the music business globally, but will bolster it in the years ahead. Like a popular rocker who burns out, only to try to stage a comeback a decade later, the sickly music industry will probably never regain its previous vigour. But even modest growth is welcome news for the industry... It will become more common for bands and managers to use data about where fans are listening to them in order to decide where to tour.
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