Yeah the core problem with that billing logic is that there is no value to the developer.
Unity is assuming that there is "success" due to an installation. That's a inconsistent assertion. And so, there are flaws with this billing approach.
Unity is assuming that there is "success" due to an installation. That's a inconsistent assertion. And so, there are flaws with this billing approach.
They are also seemingly making Unity games online-only for the DRM/accounting purposes.