this February, Google released its Social Graph API, which allows developers to give users the option to easily find data on their social connections around the web. Google itself, however, hasn't really implemented any of this technology yet. Starting today, however, it seems Google is starting to surface some of this information from your Social Graph in your Google Profile, which might be a first sign that Google is planning to do more with these profiles than it has done so far. Google has also started implementing the hCard microformat there. The first person to noticed this was Chris Messina.
Once you open your Google Profile, you might start seeing some suggested links at the bottom of the page (as usual, it seems Google is rolling this out slowly) and, as far as we can see, these links are pulled from your Social Graph. If you don't see anything there, you
This is further evidence that Google is planning to turn the Internet into the largest social network in existence. They are leaving breadcrumbs everywhere.