Last winter I spent two weeks in a windowless room at the city archive, measuring the distance between black bars on a stack of screen tests from 1966. The lesson was rude and useful: a page begins to move the moment a designer stops decorating it and starts counting.
Calculation is the drama
The modern interface is fond of softness—rounded panels, misty color, polite shadows. But precision has a sharper courtesy. When a field guide, a ballot, or a settings page uses intervals with nerve, the reader is not lulled; they are asked to look again.