It makes sense. Unlike speaking, reading is something we don't just learn naturally, yet it completely changes the way you see the world. When you see some writ

It makes sense. Unlike speaking, reading is something we don't just learn naturally, yet it completely changes the way you see the world. When you see some written language you can't not read it. I do wonder, though. Do humans with no written language still understand that writing contains information, or does it just look like noise to them?