I do federal government InfoSec. When there is a conflict between the mission and security the manager will overrule the system administrator every time. Even in the military where lives are potentially at risk.
Sure, there is a lot of less-than-competent admins out there, but a lot more of the problem is political rather than technical than most people realize.
We are both in agreement that the formula is simple: if a measure stops more fraud than legitimate votes it is good.
The concept I'm having a hard time wrapping my head around is that you apparently genuinely believe that removing mail-in ballots would stop more fraudulent than real voters. The number of fraud cases is likely extremely low, to the point of being a statistical anomaly. Why make it harder to vote for people who have to work, single parents, the elderly, those without transportation, etc?
"child mortality rates of greater than 50% before adulthood"
How do you have child mortality after adulthood?