Now that the topic arose in this thread here as well, I just thought that I should mention that I have updated my thoughts about multiplication of resistances in that other thread (
Post#311949), since it is not entirely clear to me how to model susceptibility Ratings. I see essentially two sensible choices, both having some small drawbacks...
(Edited to avoid crossposting. So please see the above linked thread if you are interested in my views on resistance & susceptibility stacking.)
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Apart from that, I also wish for an option to have somewhat erratic and delayed nation graphs. I do not like the nations graphs turned off during MP-play, but I do not like them to be turned on either: Gossip & Spies should not be able to figure out e.g. the exact number of research points my enemies had Last turn, and anyway, such information should need some time to seep through...