The state law stuff only applies to unpublished sound recordings. Anything published has copyright terms fixed by federal law (although the terms differ from ot

The state law stuff only applies to unpublished sound recordings. Anything published has copyright terms fixed by federal law (although the terms differ from other copyrightable works which I did not know before googling this matter), but for the next couple decades-ish, sound recordings enter the public domain 100 years after publication.