And for anyone wanting more information on Dust, here is a quote from Hugh yesterday:
Hugh C. Howey on January 30, 2013 at 1:58 pm said:
July-ish on Dust. And thanks!
I would guess that Dust is the new title for "The Silo Wars" that he previewed in September last year (spoilers beyond if you haven't read Wool yet: link
) since it is supposed to be the conclusion to the saga.