If she was worried about losing her job, I know one thing's for certain. She'll never release another aircraft, EVER, if she has fears for it's safety as this poor woman has to live with her decision for the rest of her life......now, that's what you call not a nice position.
This is about culture (and fixing it), and not about finding a scapegoat and roasting it.
I agree 100% with what you said, the culture needs to change but I've worked in the aviation industry in South America and believe you me, unpalatable as it may seem to you, there will be a scapegoat found for this particular tradgedy