The eggs are identical in the formation in the Land of Enormous Eggs although a deep meaning behind the eggs reveals difference between the spent of money.
The West eggs are like the new money, that has no class and just ravishingly flashes their items. While the East Egg is described as old money, one with wise decisions in spending, leading a simple lifestyle.
Also because if they do it back to back they won’t see anything wrong with the rough draft because they just did it