.....=:$§#                                          #§$:=.....
......=:$§                                          §$:=......
.......=:$                                          $:=.......
........=:                                          :=........
.........=                                          =.........
..........              ..............              ..........
..........              ..............              ..........
..........              ..          ..              ..........
..........              .. FEEDBACK ..              ..........
..........              ..          ..              ..........
..........              ..............              ..........
..........              ..............              ..........
.........=                                          =.........
........=: FEEDBACK IS  FOR  MAKING  THE  PROCESS A :=........
.......=:$ 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... #@#§$:=...
..=:$§#@##                                          ##@#§$:=..
...=:$§#@# 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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.........=                                          =.........
........=:                                          :=........