Web 2.0 site collection tools

I believe everyone sees countless so-called Web 2.0 websites every day. Today, I'll introduce a tool that aggregates the world's most famous Web 2.0 sites and displays them on a blog. First, let's take a look at their introduction: **"ShowYourself is a simple, easy, free, and fun utility to help establish your identity across the web. Have a Flickr account, Facebook, and AIM? Combine all your profiles on the web into one attractive widget that you can put on your blog, your MySpace, or anywhere on the web."** The result is as follows: