Then why do you keep on reading this thread? Let alone post on it? Let others have their discussions here, even if they are below your level of intelligence. You seem to get pleasure from belitteling those who are taking their first steps posting on PPRuNe. If you ever were a captain, you would have been the type that laughs in the face of the F/O's when they make a mistake, instead of being their colleague, mentor and friend. Fortunately, such pilots will soon be where the dinosaurs are now.