An ignoramus is one who has no concept of the difference between plural and possessive.
The intellectual understands the salient point and doesn’t make an argument from irrelevant minutiae.
And then the grammer NAZI showed up. lol
That may be but, one does occasionally demonstrate they are self possessed and it’s odd how important they work at that job since it doesn’t pay very much, well or not enough
Whatever satiats ones bloated ego...