Human intelligence arose slowly, over multiple species adaptions, and much longer ago than 20,000 years. For example, cooking predates modern humans[1] by at le

Human intelligence arose slowly, over multiple species adaptions, and much longer ago than 20,000 years. For example, cooking predates modern humans[1] by at least hundreds of thousands of years. [1]: https://en.wikipedia.org/wiki/Cooking#History https://en.wikipedia.org/wiki/Cooking#History