Great Points. Makes one wonder what they are seeing of us out there. Since out there, there logically has to be more than simply one.
Numbers stations, from what I understand, tend to tell spies and such “Go put chalk mark five on curb at this place. Go look at that car. Go look at that building. Carefully fold tissue into fifths and place it there.”
They have gotten more complex.
Once upon a time it was just a voice reading a series of numbers and some random phrases.
Now, it’s like what you heard in that clip.
Which sounds an awful lot like what Aphex Twin did with their song.