> Except, not even if an earth-like society existed on the nearest star, transmitting as we do. Neither society could detect the other. Proxima Centauri, the n

> Except, not even if an earth-like society existed on the nearest star, transmitting as we do. Neither society could detect the other. Proxima Centauri, the nearest star, is 1.301 parsec away (4.25 light years), so sufficient time for a signal to travel between them and us, no? Maybe you are saying we couldn't detect each other due to a linguistic or intelligence gap?