Hagoromo and Hamura could command vast quantities of energy, but their efficiency in utilizing that energy was abysmal.
The ninja world!
In truth, it was not created by Hagoromo Ōtsutsuki; he merely distributed chakra among ordinary people.
The one who truly forged the ninja world was Hagoromo's eldest son, Indra.
Indra invented hand signs, and he created ninjutsu.
Hagoromo Ōtsutsuki possessed immense power, but he essentially lived off the heritage of the Ōtsutsuki Clan and the techniques he learned from Mount Myōboku.
The ninja world had existed for a millennia, but because of Hagoromo Ōtsutsuki's crop-harvesting plan, although this shinobi cultivation civilization had endured for a thousand years, its actual technological and cultural development spanned less than a hundred.
That was because it kept rebooting.
To ensure the smooth execution of the crop plan and to prevent any rebellious acts from filial paragons, Hagoromo Ōtsutsuki restricted the lifespan of the people in this world.
No matter how formidable the power one possessed, one's lifespan would never exceed a century.
Being unable to live past a hundred years utterly capped a ninja's growth potential.
Ordinary people, the mortals of the world, were not silicon-based lifeforms.
When humans learned things, they required time—from initial ignorance to learning how to read and write, then mastering various abilities, progressing from competence to proficiency, and from proficiency to forging one's own path. All of this took time.
Silicon-based organisms only required input data to learn, whereas humans needed a prolonged period of accumulation, learning, and the attribute of forgetting.
Restricting lifespans to a hundred years thoroughly confined the shinobi cultivation civilization to a specific ceiling.
It was nearly impossible for anyone to emerge who could rival the Sage of Six Paths.
This was also a fact!
During the climax of the original plot, had the