 familiarity with the, with the culture of the school, um, is, is a huge factor in determining whether a teacher is going to be successful, but, um, particular content knowledge, these types of things that, that, you know, are a teacher, a school leader in a job interview can assess those things in a, in a, in a real basis where if you're painting with such a broad brush, that's like certification or not certification, you're never going to be able to start to get at those qualities because you just have a one size fits all type of metric that's going to,