You are getting very close to the only idea I think makes sense. A license that is only to be granted to human beings. You can use, distribute, copy, modify an

You are getting very close to the only idea I think makes sense. A license that is only to be granted to human beings. You can use, distribute, copy, modify and sell my software to your hearts content as long as you are doing it on the behalf of a single human being. If you are doing it for a legal entity of any description, you need to start paying license fees.