If Disney feels it doesn’t owe the royalties, then we could see this issue progress further.
If Foster is paid, then there are several other books, and several other authors, that will want similar consideration.
SFWA President Mary Robinette Kowal suggested to the WSJ that Disney could be placed on a list of companies that the organization suggests its members avoid working with.
However, it seems likely that whatever happens, this won’t be the end of the story.