I believe ,,let's change the world'' was most of the time a way for employers/shareholders to make employees work insane hours. Elon Musk is changing the world

I believe ,,let's change the world'' was most of the time a way for employers/shareholders to make employees work insane hours. Elon Musk is changing the world, works insane hours, but still lives the billionaire lifestyle by lending against his Tesla stock, while the other employees just get the insane hours part.