Sadly my internet speed is horrible from living way outside of town (this should change soon hopefully) so I took some screen shots. Hopefully you can infer from them what is going on.
Here I am running around grabbing the golden squares which are my stackable object and just print some basic information to the screen.
Here I am grabbing my metallic squares which do not stack.
Does this help illustrate what’s going on more?
-Haka