My (Smarter) SpaceEvan Rifkin’s new social network, still in beta, is already being called the “MySpace killer” in the blogosphere. TagWorld’s advantage isn’t its jukebox or some widget, it’s the information the site gathers. TagWorld’s real competitive advantage, however, isn’t its jukebox or some other widget. It’s the real-time information the site gathers. Musicians who post their music and videos online will be rewarded with demographics on exactly who is listening and where, bloggers will see exactly which other members are reading them, and advertisers, once there are some, will be able to find out similar information (within privacy guidelines, of course). That kind of supermuscular data and easy, automatic feedback makes TagWorld’s platform even more potentially valuable to businesses than the current generation of social networks. “It’s really the way business will be conducted going forward,” says Rifkin. “Businesses can have a lot of data without putting the work into it.