Now you can subscribe to your favourite website to which you regularly visit for routine stuff like diet, news, clothes, electronics accessories.
Google recognised that fact and has brought site subscription into your organic search results. I guess they are still organic. Google may not be charging these websites to display smartly in your search result. They also get a smart colorful cube on the left and content specially designed for you.
You like the website and now your search engine too knows that and thus the search output is on more familiar platform. And your relationship gets converted into a triangular affair.
You, Your favourite web site presenting its content in, Your search engine output. Did you count three? Yes, so it makes a triangle.
Check them out at http://www.google.com/coop/docs/subscribedlinks/faq.html .
Is your feed reader becoming redundant now? Why would you want to go back to your reader and duplicate the erstwhile inbox like experience of email system? You only see the content when you need it and most often than not it happens when you search for it? What say?