I think you’re on to something.
It’s as though the presence of polish and poise serves as a reminder of how little of that they themselves possess. The skills present act as an insult to those without skill.
So when Obama spoke eloquently, some (significant) portion of the populace took that eloquence as an insult to those that don’t have any.
It’s like the gays always having to rub your face in it. /s
