From emacs-fu.blogspot.com:
Emacs-users like to stay in their own little world, even when interacting with the Others - and they are right of course. Why leave the comforts of your well-configured emacs for the inconveniences of yet another app? For example, when using twitter, I prefer to do that from within emacs. There are different ways and packages to do so. My favorite so far is twitter.el.