Ports https://github.com/tgstation/tgstation/pull/51125/

code/modules/mob/mob_helpers.dm

@@ -556,3 +556,17 @@ It's fairly easy to fix if dealing with single letters but not so much with comp
 //Can the mob see reagents inside of containers?
 /mob/proc/can_see_reagents()
 	return stat == DEAD || silicon_privileges //Dead guys and silicons can always see reagents
+
+/mob/proc/is_blind()
+	SHOULD_BE_PURE(TRUE)
+	return eye_blind ? TRUE : HAS_TRAIT(src, TRAIT_BLIND)
+
+/mob/proc/can_read(obj/O)
+	if(is_blind())
+		to_chat(src, "<span class='warning'>As you are trying to read [O], you suddenly feel very stupid!</span>")
+		return
+	if(!is_literate())
+		to_chat(src, "<span class='notice'>You try to read [O], but can't comprehend any of it.</span>")
+		return
+	return TRUE
+