The document summarizes key concepts from Henry Jenkins' book "Convergence Culture" about how old and new media are colliding in participatory culture. It gives the example of "Bert Is Evil" where fans remixed Sesame Street images and it went viral. Jenkins argues convergence occurs through individual media consumption and social interactions, as people draw connections between media and share them. However, convergence is a contested term with different meanings depending on perspective, and is not inevitable but depends on multiple factors including consumer participation.