The only long term issue is enough fuel reserves to not only begin marketing energy themselves, but also fuel a potentially dangerous Navy..
That and regardless of what anyone says, you are talking about a "former" communist regime, getting in bed with a VERY communist regime.
Again, I know AEF, amongst some others will dispute that this is anything to worry about, I beg to differ.
I personally have no issues with nations becoming more self supporting and taking some of the assistance burden off our backs, but I have issues with seeing a power growing that can out muscle us. I really do not want to be enslaved by communist China...
It's bad enough being enslaved by a Rush Limbaugh US