The major drawbacks to blogs are that they are organized strictly chronologically, rather than by subject matter.
Here's an interesting article which tells you how to create a "tree menu" in a Blogger.com blog.
Web 1.0 was where corporations thought the internet was another dandy platform for telling us what they wanted us to know. Web 2.0 was where we showed them that the internet is about us, not them, and that if they want to stay around, they'd better sit back, shut up, and listen. Web 2.0, like Rock and Roll, is here to stay. -Ray Beckerman