edit: is what he seems to be about based on the linked article
It's outrageous racism. A conclusion about all minorities based on one person's math mistake, where the logic is entirely based on shared skin color.
If you replace the races and make it a conclusion about legacy admissions or something, it's obviously stupid and illogical, right?
"This white guy doesn't know Afghanistan from Kazakhstan. More proof legacy admissions is bad!"
It's just this but with race this time.