TBuzz is an interesting new tool that fosters Twitter buzz around web pages. The concept is incredibly simple: drag a button into your browser bookmarks and hit it whenever you visit a web page you’d like to talk about on Twitter. So, while you’re reading this Mashable post, you can add TBuzz to your browser, hit it while you’re viewing the page and inform your followers that you’re “Reading an article on Mashable.com”. TBuzz grabs the link for you and shortens it using Bit.ly