Amazon takes on Apple with copy-protection-free music (USATODAY.com)
USATODAY.com - Amazon's MP3 shop - which sells only songs without copy protection - has quietly become No. 2 in digital sales since opening nearly six months ago. That's still while Apple dominates digital music with its iTunes Store (the move-largest music retailer in the world, after Wal-Mart) and its hugely common iPod.



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