Your reasoning is sound. If I could go back in time, I would hold off creating oil wells at least through the Industrial age. From my experience, high oil reserves (30K+) brings an attack at every interval between peace treaties. When your base is flashing 2K, 3k, or 4k in oil gains, every...
I purchased the Silo when they were first introduced. After watching most of my battles, I can see that the Silo is not all that great. Maybe one in five or ten attacks, the attacker is surprised and the silo gets a lucky hit, otherwise, the Silo is not so great IMO. I have been wiped out...