All Karens are mean, but they’re not necessarily all intelligent. It’s common for them to build themselves into a berserker rage that nullifies all of their capacity for logic. This Internet user worked in a store when they had a nightmarish brush with a wild Karen.
This encounter shows that one of the best ways to defend against Karens is to confuse them. That’s exactly what happened in this scenario because she didn’t know what to do. This gave the employee a chance to regroup and defuse the situation (via Reddit).