Yesterday, Google launched Google Related, a browser add on that helps you find related content based on the page you are currently viewing.
Google explains:
Here is a video:
Gary Price has a great write up on it at Search Engine Land.
Chrome users can install the extension over here and it is now built into the latest Google Toolbar for IE.
Tedster at WebmasterWorld said, “Hmm…. sounds like it might be a way for websites to be sent MORE traffic through a Google product. Imagine that!”
Forum discussion at WebmasterWorld.