Well, I don't think the article was really aimed at actual cranks (who are, more or less by definition, immune to this kind of advice). It feels more aimed at s

Well, I don't think the article was really aimed at actual cranks (who are, more or less by definition, immune to this kind of advice). It feels more aimed at scientists, or people of a scientific turn of mind, who may have found a genuine flaw in some widely accepted result but might not have the communication skills to get it across to the scientific community.