looking around the web after supper, this mechanism for #InstaxMini looks interesting & not too expensive to use for an experiment. it's tempting to come up with a camera (maybe TLR or SLR since the Big Wide & LigeroLG already exist for the #Lomogroflok) built around this & #MamiyaPress lenses.

https://jollylook.com/products/jollylook-instax-mini-film-development-unit