Apple Maintains Digital Music Dominance, But Amazon Making Significant Gains

NPD has released its most recent report examining digital music downloads in the United States. The research firm reports that Apple continues to hold a 63{813a954d5e225a1509f22204ece89c855080ce25555f20805f61bed63cbfde3b} share of the market down from 66{813a954d5e225a1509f22204ece89c855080ce25555f20805f61bed63cbfde3b} in 2010, with Amazon at 22{813a954d5e225a1509f22204ece89c855080ce25555f20805f61bed63cbfde3b}, up from 13{813a954d5e225a1509f22204ece89c855080ce25555f20805f61bed63cbfde3b} 3 years ago. Some 4…