The technology never did what it needed to do Several years ago, the major music publishers were still clinging to digital rights management as a way to prevent consumers from copying music. Today, all of them have abandoned DRM in various ways in an effort to stop their revenue from continuing to plummet.So what happened? "The world changed," says Edgar Bronfman, the head of Warner Music Group, which has just teamed up with MySpace to put all its music on the new music service for the social network's music site. An entire generation of consumers got used to downloading pirated music for free, and those that do pay are shelling out just 99 cents on Apple's iTunes store. The music labels get between 50% and 70% of that revenue, but given ... [ Read more ]