Da Vinci, 1495 CE. I Can Draw in Perspective

When we do figure out the rules of perspective, artists go hog wild for it. It is Da Vinci showing off that he can draw a 3D picture and make it look great. People like to play with new toys. The Hook's Wheel was the first in human history where you could hear a sound at a known frequency. Higher music is more beautiful because musicians would tune their instruments until they exceed the range of human voices.