This reads to me like a textbook case of a note (and the referenced paper) that should not have gotten published. In addition to the introduction you cite, the

This reads to me like a textbook case of a note (and the referenced paper) that should not have gotten published. In addition to the introduction you cite, the note also says: > This measure is certainly not without its shortcomings. and > Indeed, we would be surprised if someone could not come up with a specification and/or sample which might even support the opposite conclusion. WTF.