We still can't communicate instantaneously. Quantum entanglement would be closer to what he's describing. If you could somehow "code" entanglements and then use a quantum computer to interpret the data, that would be.... Something like that is a way a galactic civilization might communicate across such vast distances.
I think either he never said this or it is missed quoted or the year is wrong because tv was invented in 1927 and it says 1926 a whole year before tv was invented so he couldn't be talking about television.
That be like a Victorian saying how one day we be able to watch movies instead of plays. And them actually saying movies.
That be like a Victorian saying how one day we be able to watch movies instead of plays. And them actually saying movies.