You don’t need to close the source to make X authoritatian. The existing unequality in (computational) power can’t be penetrated as it is, without regulations, that’s why it’s so sexy for Google and the likes, and the only reason to close the source for them is to fuck with each other. The means of training models and dictating their usage is in the hands of those who can afford that.

If one day portrayal of taco gets shadowbanned and you’d want to generate one, you’d not find a big model that can draw it unless you waste days training your own Taco model.