There are some crazy, undecipherable books out there. Let's look at a couple of them, and consider what it would mean were they actually translated. What would the Codex Seraphinianus
tell, say, a mage or diabolist? Likewise the Codex Rohonczi
I'm seeing a travel log into another dimension and detailed instructions for the creation of life.
Sorcerer, Tremulous... I see lots of potential in these texts.