This is just what the elite require for quality serfs.
βIn the decade preceding the pandemic, the mean IQ score on standardised tests for children aged between three months and three years of age hovered around 100, but for children born during the pandemic that number tumbled to 78,β the study found.
[zerohedge.com]
You can bet that any of the elites who have children did not lock them down.
Their private schools and tutors carried on.