Of course it is. Just look at the current US administration. You decide which " side" it mught belong to.
The question is: how does each member of that Signal group think they’ll do on a re-test? The investigation in the aftermath shows that the higher-ranked ones thought they’d do better and the lower-ranked ones realized the incompetence of their superiors. To me, it doesn’t get more Dunning-Kruger than that.