Well said. My immediate thought was to a legal expression as well, "de minimis non curat lex", "the law does not concern itself with trifles." Leveraging edge

Well said. My immediate thought was to a legal expression as well, "de minimis non curat lex", "the law does not concern itself with trifles." Leveraging edge cases to form one's understanding of a concept seems to leave one more concerned with the marginal than the broader topic at hand. It's a well written article, just not how I personally aim to taxonomize these days.