it's Free as in libre not gratuit And free means that your source code has to be available, users should be able to modify the application etc etc. But it doesn

it's Free as in libre not gratuit And free means that your source code has to be available, users should be able to modify the application etc etc. But it doesn't mean you can't charge money for it. Enterprises can't do GPL because then their users can ask for the source code of internal applications and that is a big no no because they could sell them to competitors etc So I think you're correct ;)