For those interested in seeing what happened during Galactic Civilizations'' development, both good and bad, Gamasutra has a post mortem up that Stardock''s Brad Wardell wrote with Alex Dunne from Game Developer.
This post mortem is written with Game Developers in mind.
http://www.gamasutra.com/features/20030507/wardell_01.shtml
It''ll ask you to create an account but it''s free and pretty easy and contains a lot of interesting details on the nature of developing a PC game in a highly competitive market.