Half the problems with music is because of record companies magically inventing new ways to try and extract more money from each other and their supply chain.

"Oh, your band looked at some hookers they passed on the way to the recording studio? Well, they obviously owe those hookers a cut of the royalties now for inspiration..."

Trying to use AI as an excuse to be paid a 2nd time (for previously fully paid works) seems like another attempt at rent seeking in a similar manner.