 then you develop, you know, a mutation causes another part of the brain region of the brain to take on another, um, another function. You're slightly better at hearing now that, now that region of your, of your temporal lobe grows over, over time through natural selection. So it's not like a, it's not a clean process. It's, it's random. You know, evolution is random. And then eventually that's why, that's why the brain is so weird looking and so ugly. It's a,