I had posters about this exact topic multiple months ago, and I still believe the idea of SubDAOs will be necessary for the Hub. I believe SubDAOs will be at a minimum, a necessity going forward, for the Hub treasury to efficiently allocate capital. They can be created in best practice, to encourage decentralization, however, they will allow for some level of accountability, which the current treasury lacks.
Here is the link to my previous forum post: SubDAO Treasury System for the Hub