.....^-%%#                                          #%%-^.....
.^-;%&&###                                          ###&&%;-^.
.....--%%#                                          #%%--.....
.^-;%&##@#                                          #@##&%;-^.
.^-;%&##@#                                          #@##&%;-^.
.^-;%%&##@              ^^^^^^^^^^^^^^              @##&%%;-^.
.^-;%&###@              ^............^              @###&%;-^.
....---%##              ^.          .^              ##%---....
.^-;%&##@#              ^. 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.            ##@#&%;-^.
.^-;%&##@#                                          #@##&%;-^.
.^^---%&##                                          ##&%---^^.
.^^^^-%%%#                                          #%%%-^^^^.
.^-;%&##@#                                          #@##&%;-^.
...^^-%%#@                                          @#%%-^^...
.^-;%&####                                          ####&%;-^.