Ubuntu vs. OSX

1. How to install Ubuntu on a Macbook: http://regebro.wordpress.com/2008/11/16/installing-linux-on-a-macbook-without-os-x/
2. Ubuntu vs. OSX: http://regebro.wordpress.com/2008/12/02/os-x-vs-ubuntu-ubuntu-ftw/?referer=sphere_related_content/

Now I realize that these two posts were from the same person: http://regebro.wordpress.com.