Honey, it's totally normal to feel that way. I was right behind you yelling "Yeah! You tell her!" Believe me, I understand. We all do.
Yeah, that too little/too late defense is CRAP. Is God too little? Is God too late? BS. She is just impatient and going on feelings. Feelings are transient. I am the expert on impatience and feeling-based actions, unfortunately, so I see what she's doing. She's just trying to justify her feelings, and it's crap. But she believes it.
Hang in there, she'll swing back another way soon. Be the anchor in the storm while she sways in the wind.
Forget the former things; do not dwell on the past. See, I am doing a new thing! Is 43:18-19
If it seems slow in coming, wait. It's on its way. It will come right on time. Hab 2:3