This blog's readability level

It's Friday once again, and the two readers of this blog know what that means. This readability for blogs thing has been going around a few blogs already. I have no idea what exactly they use to measure this. Add to it that I am not sure if I should take the result as a compliment (i.e. the blog is fairly easy to read) or an insult (i.e. only high school level?). Anyhow, go put in your url and see what turns out. The result then: