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- 1513435
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- 2022-2-7
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- 1970-1-1
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RC DCBC, 全对
1, a deep-rooted signal--surprising aw+
on words--limited scope kv 1
e.g. Indo-European--9000 a
2, Atkinson--revolutionized kv 2 √
statistical--genetic trees
phonemes kw
p↓, ↑distance from Africa kw
3, sw Africa-origin kw
diversity↓,smaller groups branch off and migrate kw
4, 'serial founder effect'
human exodus from Africa--swift
--prevent diversity accumulation.
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