Pandora announced an initiative Wednesday to address rising content costs relating to its listeners’ mobile use. The Internet radio company will cap mobile listening hours at 40 hours per month for U.S. users. A blog post by Pandora founder Tim Westergren lays out the new rules and the options listeners will have: listen for free on computers,…

RZA, the acclaimed Wu Tang Clan member, record producer and budding filmmaker, is attempting a new offensive tack against those who accuse him of sampling theft. This week, he filed a lawsuit against JVC Kenwood Holdings, a multinational company whose holdings include Teichiku Entertainment, which is said to be in the business of acquiring rights…

The music industry, the first media business to be consumed by the digital revolution, said on Tuesday that its global sales rose last year for the first time since 1999, raising hopes that a long-sought recovery might have begun. The increase, of 0.3 percent, was tiny, and the total revenue, $16.5 billion, was a far…