In fairness to Medium, they do have some editorial guidelines. I think what they want is not necessarily what's most prevalent on the site though. https://help.medium.com/hc/en-us/articles/360006362473-Medium-s-Distribution-Guidelines-How-curators-review-stories-for-Boost-General-and-Network-Distribution#h_01H7B70C3FR3S2RAZDA726CHGN