It seems that everytime I tried to expose an enemy spy the sting operation is foiled. How is this determined?
I notice that my spy experience is regular, how do you increase it? I have tried stealing world maps to increase it, there are no more technologies available so I can not steal those.
I notice that my spy experience is regular, how do you increase it? I have tried stealing world maps to increase it, there are no more technologies available so I can not steal those.

)... this unfair advantage is used to make the AI acceptably challenging. Without it, the AI would be pretty lame as far as conducting any wars go... at least, that is basically what Soren Johnson (the author of the Civ3 AI) said.
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