Osiris> No, I don’t need a book. Whatever I got from the movies, and however I interpreted the open questions depends on who I am. So it goes with everyone who watches the trilogy.
And depending on WHO you are and where you are in life, you either like it or you do not.
There is no simple answer. Probably not even to the “hints” such as license-plates and graffiti. One person may see it as a biblical reference, another as a reference to some Nostradamus verse or some such.
Some of us might even get terribly disappointed if a “Know it all guide” was published. But well, Osiris: What is it you’d like a book for? 🙂