From a professional standpoint, I can easily see how this resource could open the door to limitless amounts of knowledge about any subject known to man. As a teacher, this would be an amazing tool to follow someone in your subject area to gain new ideas.
It's just the beginning... if you haven't tweeted - good luck resisting the urge! As my best friend always says: "Sharing is Caring"! So Follow me (and show me that you care!)