The mission of blogging is to empower all of us to go directly to each other with our expertise. So if you know something as well as anyone else, or you learn something or know something that should be shared, then you should share it on your blog.
Blogging needs your help. There's cobwebs in the blogosphere. I want to dust everything off, and start linking our stuff together, and get some developer energy flowing, and let's do some new stuff.