 Yeah. And that's what happened to Kennedy is he wasn't instrument rated. He thought he was going up when he was ascending. Oh, wow. And he flew when it was dark. So you have to fly. So, Juan, you can only fly when it's good weather or when it's no fog. It's got to be everything. So if you're in the sky, if you've got fog, you've got to land and wait until it rains.