Illiteracy has been a common issue for most of human History across all languages and cultures but I think youre not referring to that. In that case I guess it has to do with English not being directlynreadable like, for example, spanish, where if ypu read a P and an E it always read the same way no matter the word it's in.
kithas t1_iu8c4f3 wrote
Reply to Eli5: How is it possible for someone to speak English, but not be able to read or write it ? by Aboutfun
Illiteracy has been a common issue for most of human History across all languages and cultures but I think youre not referring to that. In that case I guess it has to do with English not being directlynreadable like, for example, spanish, where if ypu read a P and an E it always read the same way no matter the word it's in.