Consider the Antikythera mechanism, what must have existed to bring it into existence and what has transpired since. We now enjoy the fruits of a period of adva

Consider the Antikythera mechanism, what must have existed to bring it into existence and what has transpired since. We now enjoy the fruits of a period of advancement. It isn't guaranteed to continue though. A turn of history may set humans will be back to square one, maybe even in a worse position than before. https://en.wikipedia.org/wiki/Antikythera_mechanism https://en.wikipedia.org/wiki/Antikythera_mechanism