Who's on Top in Music? It's Gotten Hard to Say
Date: Tuesday, July 26, 2011 @ 14:51:02 UTC

In an era of iTunes and Amazon, Spotify and Pandora, album sales don't tell you what they used to. With so many routes to our eardrums, how do we measure the actual popularity of pop music? It's something various companies are scrambling to figure out. Complete Article

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