Update – 7/4/11:
According to Mashable, Google’s agreement with Twitter that gave the search engine full access to public Twitter feeds has expired. Because of this development, Google has taken down their realtime search feature.
Original Post- 2/17/11:
Google just made search a little more personal by integrating your social accounts into your results. At first blush, it seems pretty cool.
Wired has a pretty good rundown of the social search changes. So, what do you think? Useful?