Because the world is seen and directed by layers upon layers of abstractions that get divorced from reality but do give monetary benefits when manipulated in some way.
Unix is for commies. We'll run our clocks the way Britain ran its coinage! 32 shillings to the third hour, four hours in a pound, 4.3 in a guinea. And of course 10 shekels in a pound, 7 to the guinea. To account for relativity of course.