Just saw the notification for this in my Youtube Studio. For now it seems as if this setting is turned off by default, but for anyone like myself who uploads videos to Youtube, I recommend checking that they don’t decide to toggle this on for you in the future.
and I’m going to throw away this perfectly good marketing opportunity to point you at the noise music rabbit hole
https://www.youtube.com/watch?v=svuRSD1zWx8
Hmh, interesting. Dunno whether it’ll make the casual listening playlist, but I’ve been to some hardcore bands that didn’t sound that different.