http://technorati.com/
http://flickr.com/
http://www.facebook.com/
An online office that provides a variety of web-based applications, inlcuding for word processing, publishing, email, presentations, and spreadsheets.
http://zoho.com/
http://delicious.com/
http://www.youtube.com/
http://www.pandora.com/
Interesting and hopefully useful tool in preserving perishable content on the Internet.
http://furl.com/
http://www.myspace.com/
