“A lot of texts these days.”
“Yeah. I was thinking. What messages did we used to send that didn’t contain text?”
“Smoke signals.”
“Yes. Can you imagine sending a smoke signal today? From one end of a city to another? From Minneapolis to St Paul?”
“There are a lot of places where it could still work.”
“Not in cities.”
“Certainly not. But from one farm to another. Along some trails. In the desert.”
“What do you burn in a desert?”
“A desiccated cactus will bank a fire for days.”
“What about hieroglyphs?”
“Were they sent?”
“Through time.”
“That’s… a stretch.”
“They were composed by hand and contained or referred to a specific language. How do we know they weren’t meant to convey information into the future?”
“I think they were pretty close to being text though.”
“How about Morse code?”
“Hmm—yes. Only audible. Not a text but...”
This short bit of fictional dialogue continues...