For those of you interested in VUE, all the extra content (well, most of it, since stuff is still being added) created by Quadspinner has been officially released for free by them.
https://medium.com/quadspinner/the-quadspinner-open-source-initiative-71b1b0105c75
Links to download the stuff:
https://github.com/QuadSpinner/VueLegacy
Which includes:
MDK 1.1 + Manual
MDK 2.0 Elemental + Manual
Atmospheres
Materials (development & published)
MetaNodes
The book Rendering Field Guide.
and the tutorial Vue MasterClass (Los Angeles) (resources, the tut is on YouTube).
The book "Realism in Vue":
https://github.com/QuadSpinner/RealismInVue/