When I was a kid my family played the card game, Mille Bornes. The European design always interested me, and what I called "European" colors: softer, more sophisticated, more "civilized" but also neutered; the experience as if from a distance that I recognized years later when I heard the phrase "nostalgia for the present". I knew the same thing was happening here. I've been watching it ever since I was 5. Below are the colors of the three buttons on the top left of the windows of Apple Yosemite