One of the other games that Grey Box had on display at PAX South was Grey Goo. As mentioned in my preview for the game, Grey Goo was developed by Petroglyph, a team of former Westwood developers who worked on the original Command & Conquer games. After spending some time with their game at their booth I had a chance to interview one of the game developers, Jeff, about the game:
Grey Goo is out now on Steam.