Amazon.com

Amazon.com became an ally and a rival to Apple with plans to launch an online music store featuring songs without anti-piracy software.The Internet retailer will compete with Apple’s iTunes digital music store while siding with Apple chief executive Steve Jobs in a campaign to eliminate digital rights management (DRM) software in digital songs.Amazon.com said it is launching an online music store this year featuring millions of songs without copying limitations.The online retail giant said it had a deal with British-based music publisher EMI Music to include its music catalog as well as those from 12,000 other music labels.