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Expecting Short Inferential Distances — LessWrong

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Homo sapiens’s environment of evolutionary adaptedness (a.k.a. EEA or “ancestral environment”) consisted of hunter-gatherer bands of at most 200 people, with no writing. All inherited knowledge was passed down by speech and memory. In a world like that, all background knowledge is universal knowledge. All information not strictly private is public, period. In the ancestral environment, you were unlikely to end up more than one inferential step away from anyone else. When you discover a new oasis, you don’t have to explain to your fellow tribe members what an oasis is, or why it’s a good idea to drink water, or how to walk. Only you know where the oasis lies; this is private knowledge. But everyone has the background to understand your description of the oasis, the concepts needed to think about water; this is universal knowledge. When you explain things in an ancestral environment, you almost never have to explain your concepts. At most you have to explain one new concept, not two or m

x Expecting Short Inferential Distances — LessWrong Noticing Confusion Inferential Distance Illusion of Transparency Conversation (topic) Evolutionary Psychology Public Discourse Rationality Frontpage 428 Expecting Short Inferential Distances by Eliezer Yudkowsky 22nd Oct 2007 3 min read 106 428 Homo sapiens ’s environment of evolutionary adaptedness (a.k.a. EEA or “ancestral environment”) consisted of hunter-gatherer bands of at most 200 people , with no writing. All inherited knowledge was passed down by speech and memory. In a world like that, all background knowledge is universal knowledge

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