Parametric Hypercube

This is my first experience with OpenSCAD and was made as an experiment, if anyone finds it useful then that's a bonus!
This is a derivative work of A cube by imaterialise.
A hypercube is a "shadow" or projection of a 4 dimensional cube in 3d space; much like if you projected a 3d cube onto a 2d surface. If you're interested in the theory behind this then please consult wikipedia as I don't really understand it... looks cool though ;).
I have parameterised this to enable customisation of the