When we first wrote about Genwi a year ago, it was a social feed reader with content feeds that could be organized by different categories (blogs, news, videos, music, podcasts) and shared with your friends. Today, it is relaunching with a completely new design that takes into account what your friends are doing across the Web as well. You can think of Genwi as a combination of Google Reader and FriendFeed with sophisticated search, auto-categorization, and filtering features.
RSS buttons are an easy way to let your readers add your blog to Netvibes, iGoogle, Yahoo, Wikio or any other online RSS reader. Many of those services even have created tools for creating those RSS buttons within a few seconds. All you will have to do is paste the generated html code where you want on your blog. Here are links to some of those RSS button tools: Netvibes button tool iGoogle button tool