I just found my old layman article is available for free. It probably has been accessible for a while already but I didn't know, so I thought I mention it here. It has been written for the German Linux Magazin so it is available in German only.
As a response to this little article I got a short e-mail about a week later. Patricia Jung asked me whether I'd be interested in writing a whole book about Gentoo. And I was. As people probably know...