Yeah, because he's a loser.

She should have left a lot sooner. She should never have given one inch. Clearly, this controlling behavior was escalating quickly. I cannot believe she gave up work, opportunities for her livelihood, to keep this clown happy and from having a meltdown.

You're missing the point. He was controlling. This wasn't one thing. It was a series of thing. Yeah, she left. But that doesn't mean he did nothing wrong, it means he was eventually unsuccessful in his bad behavior.

If I try to rob a bank but cannot breach the interior, is it wrong? Or is it only wrong on the 3rd night in a row when a cop catches me trying to break in?