Very good point; now I am confused. I think tentatively that Richard was too quick to make ” Are there simple changes to chimps (or other animals) that would make them much better at accumulating culture?” the crux on which “human progress would have been much less abrupt if evolution had been optimising for cultural ability all along” depends.
Very good point; now I am confused. I think tentatively that Richard was too quick to make ” Are there simple changes to chimps (or other animals) that would make them much better at accumulating culture?” the crux on which “human progress would have been much less abrupt if evolution had been optimising for cultural ability all along” depends.