I don't think that's true. MPL is not that permissive. It clearly requires that every distribution in source code form or executable form come with the source c

I don't think that's true. MPL is not that permissive. It clearly requires that every distribution in source code form or executable form come with the source code under MPL or a compatible license. https://www.mozilla.org/en-US/MPL/2.0/#responsibilities https://www.mozilla.org/en-US/MPL/2.0/#responsibilities