Since the conversation seems to be focusing on the Apache 2.0 license, what would you do? Clearly there isn't a lot of precedent for "closed-source, free-to-use

Since the conversation seems to be focusing on the Apache 2.0 license, what would you do? Clearly there isn't a lot of precedent for "closed-source, free-to-use" licenses. In this case Datomic maintains development control over their product and "source of truth" is still themselves, and the implicit assumption is that you enthusiastically use their product for free with no strings attached because you respect them as the source of truth.