This is not natural science, but these scientists are doing the best they can to support their theories anyway. I wouldn't consider myself an expert in non-nat

This is not natural science, but these scientists are doing the best they can to support their theories anyway. I wouldn't consider myself an expert in non-natural science, even though I do understand some of it to an extent. So I could take this at face value, it's quite plausible that nobody has ever been fast. This fully explains the confirmation of different learning rates universally observed over the millennia, we're all just different degrees of slow.