It seems like this might be a more graphical way to aggregate RSS feeds, bookmarks, etc. Plus you can also add your very own Protopuppy like this one. You can click on him to pet him, throw the ball for him to fetch, or feed him a bone. AWWWWW, how cute!
Click here to get your own Protopuppy
It's a free service based in London. Another fun site to explore!