Awesome! When I was a kid busy tinkering with this stuff, I often wondered whether models made by set designers had to adhere to a minimum standard of structura

Awesome! When I was a kid busy tinkering with this stuff, I often wondered whether models made by set designers had to adhere to a minimum standard of structural integrity. Now it seems a standard does exist, and here are all the illegal moves. I wonder how exhaustive is the list, and whether there is a document with a set of legal builds considered best practice?