Hey #believeinfilm friends,
Ethan of Cameradactyl is trading art sales for an enormous RA-4 paper cartridge, camera back, and direct positive processor blueprints.
https://www.analog.cafe/comments/mcll
You should really check out his video of an enormous TLR that shoots giant rolls of direct positive paper — 100 per cartridge — and his development conveyor, all 3D-printed.