I think it will be hard for people to argue in favor of wide open borders after this. There is no good reason for such a state of affairs, and certainly good reasons not to have such a situation.
Likewise, my local supermarkets have banned all of the germ-laden reusable cloth grocery bags of death. I don’t see how those become peachy-keen again in a couple months. Say hello to plastics bags.
Perhaps unexpectedly, this virus could benefit globalism.