The streaming music service claims that it is delivering more music--averaging more than 10 million songs a day-- than ever before, across more devices (60+) than any other competitor. 40% of its customer base are listening on mobile, according to the latest stats.

"We've accomplished quite a bit over the past decade, so it's no small statement to say that 2011 was probably our biggest year yet," said Jon Irwin, president, Rhapsody. "I told our team that when we topped ...