Tags, The Way People Find Out About Your Blog

Tagging is a buzzword among bloggers and the technorati crowd. I am trying desperately to grasp what this is, but it has something to do with subjects that people are blogging about, and identifying ones blog with these tags so that people know that the subject they care about is being talked about.

At any rate here is the gonomad.com”>”>code that I am supposed to place on my blog as a tag.