"Find the insight, not the error." Unfortunately, people on the internet seem to do the opposite. For a given domain, some people want to learn new things, wh

"Find the insight, not the error." Unfortunately, people on the internet seem to do the opposite. For a given domain, some people want to learn new things, while others just want to defend their current level of knowledge. Ultimately where a comment adds value depends on whether it is motivated by the former or the latter.