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> But 200 years ago the idea of having a conversation with someone 1000 miles away seemed quite impossible In 1822 the Chappe optical telegraph had been in use
by gerikson 5y ago
> But 200 years ago the idea of having a conversation with someone 1000 miles away seemed quite impossible
In 1822 the Chappe optical telegraph had been in use since the Revolution, and the electric telegraph was ~20 years away. You'd have had to be singularly unimaginative not to envision an eventual extension to instantaneous voice.
- TaylorAlexander 5y agoAh, I guess I was referring specifically to radio transmission. You could say 400 years ago if that matters. A distant civilization could be 1 million years ahead of us.