1/ This is quite interestinghttps://twitter.com/Scientific_Bird/status/1328680587742351361 …
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3/ Really, this whole list mostly boils down to "upper body strength matters, testosterone matters, and gender is real". ...though I'm sure that some of it - while still being about gender and T - is about brain structure more than upper body strength.
LoL! doesn't even smelt ores! some "homesteader" !
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