Civ4 dev mentions GC...
from 
GalCiv2 Forums
GalCiv2 Forums
A Q&A with the civ 4 devs brings a GC question..
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[Civ IV] Soren Johnson: Question: Xeno: Have you ever played galactic civilizations?
Answer: Yeah, it's a good game, and I'm looking forward to the sequel as well. Not a whole lot of TBS's out there... we need more!
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http://www.xfire.com/xf/modules.php?name=XFire&file=cmspage&body=xf_devchat_civ4_transcript
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[Civ IV] Soren Johnson: Question: Xeno: Have you ever played galactic civilizations?
Answer: Yeah, it's a good game, and I'm looking forward to the sequel as well. Not a whole lot of TBS's out there... we need more!
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http://www.xfire.com/xf/modules.php?name=XFire&file=cmspage&body=xf_devchat_civ4_transcript
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