She went to sweet to erratic when she didn't get her own way , and was then easily culled backed into a forgiving nature with a little persuasion, just like most women. She was a basic character and they had a basic relationship.How was Karen one dimensional? She could go from sweet to volatile effortlessly whilst always remaining convincing. In fact, I could understand Henry not leaving Karen because she had likable qualities beyond being eye candy. Ginger was a monstrous cunt.
Rothistien tour de force relationship with Ginger was challenging and complex. It challenged the viewer and tugged on their emotional cords.