It is early days but when this whole thing is refined at level one a player just selects an exe a theatre and a planeset.
New planesets can be uploaded to OneDrive for downloading by users.
Some planesets will be full 30 plane ones, appropriate for careers, and essentially copies of older ones used for careers.
Others could be simply recreational single mission items.
Other theatres and planes folders could be downloaded from OneDrive.
The system is very flexible