Groundswell means a broad deep undulation of the ocean, often caused by a distant storm or an earthquake. It could also mean a sudden gathering of force, as of public opinion. Social media feels like that – especially Twitter. There is something about the immediacy of the medium that is both attractive and scary. With its 140-character limitation, Twitter has a way of avoiding long drawn explanations that lets people skim through most of the things that are written. The ability to [...]