In an age of depressed record sales, her albums sell by the millions. Her tours fill arenas around the world. And a complimentary tweet to her nearly 60 million followers can help kick-start another singer’s career.But as Taylor Swift’s victory in a one-day battle against Apple this week showed, she also has a rare power to influence the music business itself, at a time of deep anxiety among artists big and small about the value of their work. These days, the concern is about the value of music in the digital age, and by taking on Apple — and Spotify before it — Ms. Swift has emerged as perhaps the most effective negotiator in the business, for her own benefit as well as others’.
www.nytimes.com/2015/06/23/business/media/as-quick-as-a-taylor-swift-tweet-apple-had-to-change-its-tune.html