Billboard magazine is charting new territory this week, adding data for the first time on sales of Internet music downloads to its lists of top-selling albums. Nielsen SoundScan, which tracks retail ...
The recording industry is getting a clearer picture of how much music people are paying to download over the Internet. Nielsen SoundScan, which tracks music sales at stores, has begun compiling weekly ...
Billboard magazine is charting new territory this week, adding data for the first time on sales of Internet music downloads to its lists of top-selling albums. Nielsen SoundScan, which tracks retail ...
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