Portable case for my mavic mini, more compact than the original carrying case, gridfinity organizer for my drawers… can fit s lot more stuff and super organized, stands, racks for my mechanical puzzle collection, protectors for my FPV drone camera and arms, tons of accessories for FPV controller, fixed a broken camping chair by cloning the plastic feet that joins the rods of one leg. Broken adapter for my vacuum cleaner, broken battery case for my electroacoustic guitar, and …well the list goes on and on…