Really interesting article. Got me pondering the extent to which the peacock’s tail is an example of overfitting and Goodhart's The female peacock is using the

Really interesting article. Got me pondering the extent to which the peacock’s tail is an example of overfitting and Goodhart's The female peacock is using the make peacock’s tail as a proxy for fitness - with beautiful consequences, but the males with the largest, showiest tails are clearly less fit