>>508647545
>posts the lowest IQ answer
here the actually Highest IQ answer:
there were some very smart ancient people that had indepth knowledge of chemistry, electricity, physics and even computing.
they build these highly complex pyramids chemical plants so they could produce chemical products for their various industries and for trade, thats why nobody revolted. its a massive money making machine that brings work, trade and profit to the region. it was useful for everyone.