Anyone read The O'Reilly book about this and can comment on it? I've been wanting to try this game but really don't want to spend the overhead time just digging

Anyone read The O'Reilly book about this and can comment on it? I've been wanting to try this game but really don't want to spend the overhead time just digging through learning on my own. http://www.amazon.com/Getting-Started-Dwarf-Fortress-complex/dp/1449314945 http://www.amazon.com/Getting-Started-Dwarf-Fortress-complex...