Here's a link to a writeup in a local paper about blogging. The first example cited was Livejournal.
Enter the portal and find out what people are up to
(Yeah, the title SO needs work.)
And then a short article on writing styles, in blogs.
Meet the mind-blogging Net writers
It's okay. I'm not even sure if the writer has a blog herself.
Just thought it might be of interest at some business level. I don't know where else this is appropriately posted.