Time is a scalar with a special property of direction. Actually yes. The distances were chosen to pack as many processors on a limited space without running into "shorting", also known as Moore's Law (every generation is twice as fast as the previous generation. Please Register or Log in to view the hidden image! Bottom side of an Intel 80486DX2, showing its pins https://time.com/3829382/moores-law/# This is why they are now "stacking" processors vertically instead of horizontally, based on the same principle as the "skyscrapers in buildings", a lot of space on a very small lot.