That may be true but it does not change the good that Nate is doing with his foster children
Here is a link to a site which deals with illiteracy and the problems and costs of it:
https://education.cu-portland.edu/blog/education-news-roundup/illiteracy-in-america/
1% does not seem like much unless you happen to be one of the 30,000,000 americans who are. Also the bar is low. To be considered literate by the standards I noted all you have to do is read and write a sentence about your life.
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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.

[SIGPIC]
..I also have a 427 Cobra replica with an aluminum chassis.