Defining Blogs!

While searching through various community/groups dealing with technology and education, I came across the following short article:

"The Blogging Phenomenon: Who? How? Why?"
http://www.digitaldivide.net/articles/view.php?ArticleID=86

A simple explanation of what blogs are and the general purpose for them. It offers a numerical view of how many are out there using blogs to post their interests, opinions, and so on. It also indicates that many people spend their days perusing blogs and posting their own comments. I had no idea this was spreading into such a phenomenon.