The digital download service is the number one music retailer in the US, according to the most recent data from NPD Group's ...
iTunes Store sells 5 billionth song; serving 50,000 movies per day
The survey, which questioned 1,200 participants, also revealed that nearly two-thirds of young people download music tracks illegally. The average is 53 songs per month.Study: Average iPod Has 800-Plus Illegal Tunes