2 ms·
The article also mentioned the point that China or other state gets the signal(that could be not a deliberate communication to us) and keep it secret. So it can
by simion314 9y ago
The article also mentioned the point that China or other state gets the signal(that could be not a deliberate communication to us) and keep it secret. So it can be important if the state that receives the signal is a secrecy state like USA or China.