<meta name=Generator content="Microsoft Word 11">If you don't get why this is a fundamental breakthrough and the only way to look at the world, he will call you "educated stupid" and a dupe in an ongoing conspiracy theory featuring the usual villains of the Western world, especially academia and religion (and Wikipedia, which will have very little of him). For instance, something about the opposites-in-balance philosophy attached to the "time cube" representation is asserted to be fundamentally incompatible with monotheism. Anyway, ranting about this comprises the bulk of his site(s). That and racial-conflict armageddon if you make your way onto later pages.
So - a pretty normal crank after a certain point, but in some ways his website it's sort of THE canonical crank website because of its spectacularly rant-y incoherence and awesome web design.
I don't think I've ever seen someone try (or succeed) at explaining What The Actual ... is Time Cube. You seem to have done it in a paragraph and a half.