A person’s IQ (intelligence quotient) is a score derived from standardized tests designed to measure human intelligence and intellectual potential. IQ tests include questions that measure reasoning and problem-solving skills. The discovery that average IQs differ worldwide has been a focus of inquiry and controversy.
It’s for parents with a new baby. Condoms would be quite early for the later and much too late for the former.
The purpose isn’t to change the past, but to prevent it from happening again