wow, if you are that interested in his work, you should check out his YouTube channel as well:
http://www.youtube.com/user/mattijnf
My personal opinion is that he is not fully aware of his talents and, for that matter, also not of his shortcomings; we discussed this online. I think his use of typography sucks (especially in his book) and at the same his visual and "creational" skills and talent deserve a much larger audience. Honestly, I can see him in a future role as an assistant creative director in movies like Avatar.
All that said, I cannot leave out that he is a very nice guy, down to earth and open to any form of suggestions. In other words, still an artist who is in a genuine search for .... ... eh, what artists are looking for ...