The document discusses how Twitter and social media can shape democracy and the news media. It explores whether Twitter meets the key functions of the news media like providing a comprehensive account of daily events, a forum for discussion, and a way to reach everyone with information. While Twitter may help spread opinions, it argues it does not yet provide enough context or clarity on societal goals and values to fully replace traditional news media. It also notes challenges of using social media to discuss complex issues like California's state budget crisis.