Modular Storage Shelf

Like many 3D Printers, I have accumulated quite a few boxes of backup filament and was looking for a good storage solution. There are hundreds of models that are available already but I could not find what I was wanting. I was picturing a set of shelves that could hold the unopened boxes and also the partially used rolls that I have in vacuum bags. I always liked Tinker Toys and Toy Brick’s so I started working on some ideas in Fusion 360 for a set of parts that could be connected to create a cu