[johan osterman]

Originally posted by Stormbinder:

... But because they don't have "snowball" effect ("feeding on itself" in your own terms), which is the main attribute of geometric progression, they are not abusive, but instead are just good valid strategies that can be countered with others equaly good ones - and that's what this game is about after all.

Any effective investment of resources will have what you term a snowball effect. If you poor gems into summons these summons will allow you to conquer more provinces which will lead you to gain more available searchable provinces as well as income and resources, which in turn will allow you to earn more and summon more to conquer more which will let you ... etc.