##¶@$%^-,.                                          .,-^%$@¶##
##¶@$%^-,.                                          .,-^%$@¶##
@$%-......                                          ......-%$@
##¶@$%^-,.                                          .,-^%$@¶##
###@$%^-,.                                          .,-^%$@###
##¶@$%^-,.                                     .    .,-^%$@¶##
##¶@$%^-,.                                        . .,-^%$@¶##
###@$%^-,.                                    . ,.  .,-^%$@###
#¶$$^,,... gull call.                    .      . , ...,,^$$¶#
##¶@$%^-,. ---------------------------------------- .,-^%$@¶##
##¶@$%^-,.                                          .,-^%$@¶##
##¶@$%^-,. the  seagull  is a metaphysics  trick; a .,-^%$@¶##
¶$$%^-.... world-builder's  shortcut,  to  define a ....-^%$$¶
##¶@$%^-,. section  of reality and imply its  size: .,-^%$@¶##
##¶@$%^-,. place a flock  of birds at the edge  and .,-^%$@¶##
##¶@$%^-,. make  their  calls  tesselate  over  the .,-^%$@¶##
##¶@$%^-,. entire volume                            .,-^%$@¶##
#@%^^^-...                                          ...-^^^%@#
###@$%^-,. a  seagull can  be defined by as  little .,-^%$@###
###¶@$^-,. as  five  vertices;  six  triangles.  (i .,-^$@¶###
¶¶@$%--,.. would recommend handling  in  swarms  of ..,--%$@¶¶
##¶@$%^-,. at least a dozen birds.)                 .,-^%$@¶##
@$^-......                                          ......-^$@
¶@%%^^^-,.                                          .,-^^^%%@¶
@$%^^^-...                                          ...-^^^%$@
##¶@$%^-,.                                          .,-^%$@¶##
##¶@$%^-,.                                          .,-^%$@¶##