Brandon Griggs and Todd Leopold «How iTunes Changed Music, and the World», CNN, April 26, 2013: cnn.com/2013/04/26/tech/web/itunes-10th-anniversary/
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Steven Tweedie «Apple Announces Apple Music, Its New Music Streaming App», Business Insider, June 8, 2015: businessinsider.com/apple-announces-new-apple-music-streaming-app-2015–6