I'm still talking about the field as a whole; I'm just saying "should the field exist" is a different question than "does the field generate good enough results

I'm still talking about the field as a whole; I'm just saying "should the field exist" is a different question than "does the field generate good enough results for the Defense Department to rely on". See also my other comment, "I also don't think the Pentagon has the expertise necessary to tell good social science from bad."