There would be other issues like how much we can change our sleeping hours and circadian. The article mentioned it's crazy to say everybody has to be the same h

There would be other issues like how much we can change our sleeping hours and circadian. The article mentioned it's crazy to say everybody has to be the same height, but nutrition and exercise can influence how tall a children is going to be. Besides our heights, from weight to intellectual performance it's always interaction between nature and nurture. Similarly, we shouldn't consider gene as an excuse against trying to be productive given fewer sleep hours. On the other hand, it could be better if we don't have to force ourselves or anyone to sleep fewer even if someday there would be a scientific way to do so.