as I understand it will create a market place from the already standard sets of codes that you can buy and use as an addition to your development. In this case, the author of the supplement will co-author a large project.
I think that there is no way if you buy this supplement, but if you get it for free then the conditions will be spelled out in smart contracts by the author.
the system will have the maximum number of functions that will be aimed at a collaboration between authors. This will help people exchange useful skills and carry out their projects in a large team.