We can entirely, safely remove Russia from the global Internet and we can do it trivially. That's exactly what we should do if they press attacks too far: isolate them. They have the increasingly government controlled Runet to restrict their people's access to the outside world, we should barricade them in.
Their economy is small, close to meaningless. It's nearly a rounding error at this point in the global economy and it'll continue to shrink in that relationship. The sole thing to be concerned about with Russia is their nuclear arsenal.
Their economy is small and ours large. Therefore we have more to lose possibly. Removing them from the internet will not prevent their ability to mount attacks. It makes it more difficult but not impossible. We cyber attacked an Iranian nuclear facility that was air gapped.
We can entirely, safely remove Russia from the global Internet and we can do it trivially. That's exactly what we should do if they press attacks too far: isolate them. They have the increasingly government controlled Runet to restrict their people's access to the outside world, we should barricade them in.
Their economy is small, close to meaningless. It's nearly a rounding error at this point in the global economy and it'll continue to shrink in that relationship. The sole thing to be concerned about with Russia is their nuclear arsenal.