Agreed, but since becoming billionaires is not our objective, its as stated before a little more of a challenge for us,
"And the sell of one ship could get back that extra cost." - that is precisely why we want to have our own production means with DCs, it helps us become a little more self reliant
Since we are a non-profit organization(s), being raked over the coals is something we try to avoid through interaction with other organizations and being lucky enough to have individuals and organizations as benefactors. - having the benefits of owning our own production faction will assist us in becoming more self reliant and we would not have to depend on the good nature of our benefactors all the time. It would also, perhaps, be a means to give back to those who have helped us give to others.