It was necessary to have an even depth of corn on the top compared to the sides, so the air would not take the easiest route and not evenly dry the stored corn. ↗
It was considered the most dangerous route in the Hills, but as my reputation as a rider and quick shot was well known, I was molested very little, for the toll gatherers looked on me as being a good fellow, and they knew that I never missed my mark. ↗
But in a turbulent environment the change is so widespread that it just routes around any kind of central authority. So it is best to manage the bottom-up change rather than try to institute it from the top down. ↗