I'm wondering exactly what problem that LOUD standard is meant to be solving exactly? It doesn't appear that any of the meta data they're listing is over and above anything that's already extant?

If you're going to propose a new set up, why not add some bits to fix the newer problems that have popped up like for paying creators? Being able to inject ads? Better track the number of listens? How far into the file did the listener get? How many ads did they hear?

And let's not forget: