I imagine you’re trying to illustrate a problem, but the solution is very simple: You simply implement government regulations that allow for cut offs so that pe

I imagine you’re trying to illustrate a problem, but the solution is very simple: You simply implement government regulations that allow for cut offs so that people born way before the eugenics era aren’t disadvantaged unfairly. You could even have the cutoffs occur in phases, such that more recently born children have more scrutiny compared to ones born in the previous generation.