I'm just making the point that neither of them are perfect, and Inori's performance isn't that far off from Hikaru's. If Inori got slightly luckier on the combo her performance would've been pretty comparable to Hikaru's. Hikaru is supernaturally consistent and she's definitely still the better...
I think both are going through body changes which is affecting both of their consistencies. We're seeing Hikaru also show inconsistencies here. I think they're just at that age where they struggle to maintain their past performance level.
I think there's a lot of emphasis being placed on her performance here which I think is unfair. Her performance is totally within reasonable deviation of what she would've skated even without anxiety or anything affecting her. It's totally within the realm of possibility for her to just have...
I don't think Inori's breakdown here is totally unreasonable. She's had her goals(surpassing Hikaru) within her grasps multiple times and have let it slip away. She's frustrated because she knows that she is capable of doing the things necessary to beat Hikaru but just haven't been able to...