The last half century or so was not as calm as all these rose-colored articles would have you believe -- at least on a global scale. Even still, we need to realign our expectations to a world that's going to be much more turbulent than we'd like.
This article is about the impact on kids of partially shutting down schools for two years due to covid. What part of the article is your comment responding to?
Are there places in the US which have had schools partially shut down for two years? I have not heard of anywhere being remote for more than 1 year.