He is saying that air flow is not more important than gearing, but if he were to raise it he’d end up in a never ending series of replies debating the details but missing the point.
Sure, but I don't agree gearing is in the same category of the specific thing I mentioned. Would he also end up in a never-ending series of replies wrt airflow too? If not, it has nothing to do with my point, if so why change the topic..