How many times have you clicked on a link in Google’s search results only to find a site you didn’t really want. Now you can click to permanently block that domain from future searches. Of course you’ll probably have to be logged in to your Google account first. Privacy issues with that? Don’t log in. No doubt Google will be using this data to help them provide better search results. I call this the anti-Facebook. In Facebook’s pleasant-ville world, they only provide a Like button. Read more at http://googleblog.blogspot.com/2011/03/hide-sites-to-find-more-of-what-you.html.