> The GP wants to donate some software to the community, on the condition that he gets to use any derivative community work on his product. wat That's exactly

> The GP wants to donate some software to the community, on the condition that he gets to use any derivative community work on his product. wat That's exactly backwards. Releasing your donation under a permissive license doesn't give you that. A permissive license gives others express permission to make derivative works that the original author company might not be able to use themselves—because there's no obligation for others to keep it open...