Mark Lam

A music industry group Thursday said it has agreed to limit 'per channel' fees for major Internet radio companies streaming music on multiple channels.

Wal-Mart Stores Inc said on Tuesday that it was now selling digital music downloads on its Web site without copy-protection.

Viacom Inc.'s MTV Networks and digital media company RealNetworks announced Tuesday a digital music joint venture that will compete with Apple's dominant trinity of the iTunes store, iPod player and iPhone.

Some small Internet radio broadcasters are rejecting a new offer from a music industry group to pay discounted royalty rates for streaming music online through 2010.