this post was submitted on 21 Oct 2023
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science
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just science related topics. please contribute
note: clickbait sources/headlines aren't liked generally. I've posted crap sources and later deleted or edit to improve after complaints. whoops, sry
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He can’t say it definitely because, even though the observational results are convincing, you’d want to produce biological/neurological evidence to be able to make the claim with certainty.
Sure. Then imho if he can't say it definitively, he should not make the first claim (slipping in weasel words like 'could' and 'up to' serve as a lazy catch-all disclaimer in that case.)