Also it's important to point out there is another class called anti-rivalrous goods which may be important for the discussion.

https://en.wikipedia.org/wiki/Anti-rival_good

>An anti-rival good is one where the more people share it, the more utility each person receives. It is the opposite of a rival good. Examples include software and other information goods created through the process of commons-based peer production. The term was coined by economist Steven Weber.