"Smooth vagueness" to me comes off as tautologies. If you cannot say anything specific it means either you don't know, or don't want others to know. So it is a

"Smooth vagueness" to me comes off as tautologies. If you cannot say anything specific it means either you don't know, or don't want others to know. So it is a lie about ones' competency, or a lie by omission. It's all dishonesty at the end of the day.