Nielsen’s U.S. music report on the first half of 2014 shows digital music consumption in the U.S. rapidly shifting from downloads to streaming, reports Josh Constine, On-demand streaming was up 42% over the first half of 2013, racking up 70 billion play in the first half of 2014. Digital track sales fell 13% to 593.6 million and album sales fell 11.6% to 53.8 million.