It took early “humans” 110,000 generations of using stone tools before…

It took early “humans” 110,000 generations of using stone tools before controlling fire, another 20,000 generations until written language was invented, and only another 250 generations until we put a man on the moon. In 2 or 3 generations, humans went from barely having electricity, to having the Internet. And in a single generation went from slow mainframe computers to the incredible smart phones of today.

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