; some places do many things wrong and are fine . It is this situation that makes the whole thing frustrating and scary and hard to control.One of the things many nations tried to do as we first started to learn about COVID-19, and again when we learned of the delta variant, was close borders in an attempt to contain the spread.
about the result of a meta-study on COVID-19 travel restrictions states. “But once the virus started spreading in other countries, border closures provided little benefit.”who describe closing borders as a signal of taking action that is mostly aesthetic rather than meaningful. By the time they realize that borders could close, the virus is already spreading within them. Plus, the measure comes at a financial cost, and they damage any sense of global community.