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.......~=*              ~~~~~~~~~~~~~~              *=~.......
......~=*=              ~............~              =*=~......
.....~=*=%              ~.          .~              %=*=~.....
....~=*=%&              ~. FEEDBACK .~              &%=*=~....
...~=*=%&¶              ~.          .~              ¶&%=*=~...
..~=*=%&¶@              ~............~              @¶&%=*=~..
.~=*=%&¶@#              ~~~~~~~~~~~~~~              #@¶&%=*=~.
..~=*=%&¶@                                          @¶&%=*=~..
...~=*=%&¶ FEEDBACK  IS FOR  MAKING  THE  PROCESS A ¶&%=*=~...
....~=*=%& WHOLE LOT  MORE  MESSY,  TO  INTRODUCE A &%=*=~....
.....~=*=% FRACTAL IN  THE SPICE MIX...  THINGS  OR %=*=~.....
......~=*= POPULATIONS OF THINGS  START  TO BE SELF =*=~......
.......~=*        REFERENTIAL OR SELF EATING        *=~.......
........~= (AUTOVORE...) OR SPIRALING IN  OR OUT... =~........
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.......... IN THE SIXTIES THEY DID  RESEARCH IN THE ..........
.........~ JUNGLE AND  IN  THE  SEA AND  THEY FOUND ~.........
........~= THAT FEEDBACK DOES  NOT  GIVE RISE TO AN =~........
.......~=* EQUILIBRIUM.  THEY WERE  TRYING TO PROVE *=~.......
......~=*= THAT NATURE IS  A TAME BEAST. BUT  SHE'S =*=~......
.....~=*=%                   NOT!                   %=*=~.....
....~=*=%& THIS  MAY  HOLD TRUE  OUT  THERE...  BUT &%=*=~....
...~=*=%&¶ MAYBE NOT IN SIGNAL WIZARDRY?  DEPENDING ¶&%=*=~...
..~=*=%&¶@ ON  YOUR  TECHNIQUE,  YOU  MIGHT  EASILY @¶&%=*=~..
.~=*=%&¶@#            FIND RECURRENCES.             #@¶&%=*=~.
..~=*=%&¶@                                          @¶&%=*=~..
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