 Well, it's a fool's errand. There's no end to it. They don't have any known metrics to achieve and nothing like that. Where usually you say, okay, our goal is to make 15 widgets. And if we make 20 mid widgets, we did a great thing. Well, there's no, there's no spacely sprocket relativity here. It's always changeable and it's always changeable on a narrative basis, not on a productive basis. So when you say we're going to do this to do sustainability.