[Her voice is deliberately patient instead of snapping at him. Because there was no way for him to tell the difference, but she's scared and she's stressed, and it's her brother so snapping is easy, but she's trying, trying not to.]

I know that, but the power cap is still the same right now.

[And then: enthusiasm!]

Even if the teleporters are down, if we act before it starts, we could still use Appa!