Orbit in Sonic Gravity and view the universe through the eyes of a madman and you'll finally see that what we took for granted and thought we knew and understood to be pillars of human civilization, like the Great Pyramids of Egypt and the Great Wall of China, are really the unmistakable footprints of our interstellar human benefactors and that they put us here as the human colonists of Exoplanet Earth . . . and that is a fact.