 I mean, the way I see it, I mean, they do have a shelf life. There's a lot of mechanics in them that have to work properly in order for you to get what you need to get out of it. At a certain point, those things do start to, you know, wear and tear down and the belts start to break and the mechanics of them start to go downhill. And then you got to make a decision if you want to repair those or replace them and stuff like that. But Joe,