If only you were right instead of just parroting the conventional “just world hypothesis”.
So much that seems true isn’t. There are many things we don’t understand yet about human metabolism, including the individual nature of metabolic efficiency. Many people eat less calories than their skinny counterparts but still remain overweight.
For an article that addresses some of these factors:
https://www.precisionnutrition.com/calories-in-calories-out
Informed Freeper here and I stand by my statement that nobody needs more than they need - there is no magic gut biome that lets man eat endless quantities of whatever he wants.