an- another sort of, whole half of the paper was about other stuff, right? Transducers and so on that is much less used. And so- and so it's fine if you read a paper and some of it doesn't make sense because it's not that unusual, or sometimes it just happens that, um, great research means we're publishing things at the boundaries of our knowledge and sometimes, ah, uh, the stuff you see, you know, we'll realize five years in the future that that wasn't the most important thing after all, right? Or that- what was the key part of the algorithm,