Digital round up September 30: Spotify responds to Facebook criticism with private listening option, Shazam offers unlimited tags on free app, Microsoft cuts Zune Music Pass subscription rates

Top stories: Spotify has responded to criticism around its Facebook integration by adding a private listening option on its desktop client.

Source: http://www.musicweek.com/story.asp?sectioncode=1&storycode=1046785&c=1

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