Lifehacker has an article on how to Get Productive (and Stay Sane) with Social Media.
Social media is the equivalent of digital food. It’s nourishing, tasty and, for many of us, necessary. However, consume too much and you can get sidetracked and create larger consequences. The good news is you can participate in social media in a way that adds value to your life. You just need to know how to manage it so so that it does not devour your attention—the most valuable commodity of the digital age. Here are three simple steps I take.
Along a similar vein, Swurl—an interesting looking Social Media Aggregator—allows you to aggregate information from many Social Media sites in one easy, and pleasing, to use interface.