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This definitely looks interesting, and I would love to know more. So... any word on anything like a rule book, other details, or, most importantly... availability? Or do we have to just wait for Essen (sigh)?
Rulebook will be done last - probably just before Essen. There have been various things said about it in various places, and I'll be doing a series of BGG sneak previews as I do for all CGE games each year.
A number of people saw this expansion at Origins, UKGE, and some people even got to play it at Gen Con.