If they do this, and improve the program enough, then it seems like a reasonable outcome that in exchange for using non-GPL versions of the code you have to agr

If they do this, and improve the program enough, then it seems like a reasonable outcome that in exchange for using non-GPL versions of the code you have to agree to their tracking. And if the people that are now freely contributing code to that project to handle audio decide that they don't want their changes to be licensed in a proprietary way, well, we get a new LibreOffice... people maintaining GPL software for free/cheap seems a lot more likely than maintaining software that is proprietary and owned by some company that is uninterested in sharing the improvements they submit.