But why are you so determined to downplay the value of international interaction and learning about other cultures first hand?
If 87% of Chinese don't have passports, that still means several hundred million do. And for further, surely we should be hoping that more and more do want to leave their immediate surroundings and meet their neighbours. You don't have to be a Jetsetter to want to visit Korea or Vietnam.
Covid is not the plague or ebola. It's something that, with vaccination and improved drug treatments, does not need to be particularly more deadly than pneumonia. Why is it so important to have a zero death from covid society, but not say, zero deaths from cancer?