Your expectations are a function of what you know and your experiences. In your case, those are dominated by your immersion in literate cultures that rely on wr

Your expectations are a function of what you know and your experiences. In your case, those are dominated by your immersion in literate cultures that rely on written communication formats for information transmission and archiving, not to mention education. But what if all that knowledge and experience of writing technology and writing based culture were to vanish? What would you be then? Helpless? Lost? Isolated? Actually, no. You’d still be capable of advanced communications, education, and data storage, using alternative modalities. It’s like pre-internet humans. They still went out on dates, met up with friends, gossiped and bought things. They just accomplished all that with different tools to what people use today.