Many hard working people around the world are illiterate. My grandfather signed with an X and did quite well for himself in the 20th century.
So I don’t care that she is illiterate. I do care that she is willing to lie under oath. I do care that she likely lied further on the witness stand.
But was he illiterate after 14 years of taxpayer funded schooling?
My uncle was illiterate too dropped out of school third grade during hard times to work the farm. He never received government “handups” and lived well with a good job. He often referred to having attended the “school of hard knocks” laughingly.