I think it's a cold war situation. In the early years, sure, no problem. But conceivably the pace of resource utilization will increase as well. Eventually t

I think it's a cold war situation. In the early years, sure, no problem. But conceivably the pace of resource utilization will increase as well. Eventually they will conflict. Worse, greedy civilizations would probably be selected for. And how long before random differences and exponential growth mean the other side gets an overwhelming power advantage? Historically in human societies, that is essentially never a good thing.