You know that’s how we got started, right? We were the first apes to start cracking bones. Way back in Africa, when the first skittish little scavengers climbed out of the trees. Using rocks to get at the marrow, realizing what a caloric jackpot meat was. A lot less energy to convert animal into animal than vegetable into animal. And the brain boost we got from that bonanza. Tools, language, cooperation. You can see the incentive for all the advances that make us human. More meat. Bigger brains. Bigger brains. More meat. I wonder what it looked like, when we first tasted fresh blood. What did
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