His own comments on the matter are that it come down more to a matter of politics than actual legality. At least, in the one case[1] that a record label (rather

His own comments on the matter are that it come down more to a matter of politics than actual legality. At least, in the one case[1] that a record label (rather than the artist) told him no, he seemed confident that he could still have sold the song, and he had no problem releasing it anyway. {1}https://www.npr.org/templates/story/story.php?storyId=5482774 https://www.npr.org/templates/story/story.php?storyId=548277...