The Blogmap link is the best overview, showing what categories are being worked on. http://thequality.com/flics/10weeks/blog/blogmap.html
From there, the Imagery category is of most relevance at the moment given the focus on conceptual art and storyboarding with a view to being able to budget production. http://thequality.com/flics/10weeks/blog/archives/cat_imagery.html
I’m trying to strike a balance between giving collaborators room to visualize this (by not publishing my crude boards in full) and giving examples of what I’m talking about. That said, key posts at the moment are:
GUI aesthetic in Sanctuary
http://thequality.com/flics/10weeks/blog/archives/001685.html
Conceptual elements
http://thequality.com/flics/10weeks/blog/archives/001687.html