Not to say it's not useful (a plausible method of action + weak evidence is more suggestive that further study is needed than weak evidence alone, and that unde

Not to say it's not useful (a plausible method of action + weak evidence is more suggestive that further study is needed than weak evidence alone, and that understanding could lead to further developments), but the question of does this work is far more important, and can be answered without knowing the how.