###@%%^-~.                                          .~-^%%@###
###@%%^-~.                                          .~-^%%@###
###@%%^-~.                                          .~-^%%@###
###@%%^-~.                                          .~-^%%@###
###@%%^-~.                                          .~-^%%@###
###@%%^-~.            .--- batteries ---.           .~-^%%@###
###@%%^-~.                                          .~-^%%@###
##@%^-~... batteries  may  not  harm  a  human  or, ...~-^%@##
###@%%^-~. through  inaction, allow  a human  being .~-^%%@###
###@%%^-~.             to come to harm.             .~-^%%@###
@%^^~.....                                          .....~^^%@
@%^-~..... a battery must obey the orders given  it .....~-^%@
#%%%-..... by  human   beings  except  where   such .....-%%%#
@%%-~..... orders  conflict  with  the  first  law. .....~-%%@
#%%^~.....                                          .....~^%%#
##@%%^--~. a   battery   must   protect   its   own .~--^%%@##
###@%%^-~. existence  as long  as  such  protection .~-^%%@###
#%%^~..... does  not  conflict  with  the  first or .....~^%%#
#@%%^~....               second laws.               ....~^%%@#
###@%%^-~.                                          .~-^%%@###
###@%%^-~.                   ####                   .~-^%%@###
####@%^-~.                                          .~-^%@####
###@%%^-~.   these things power almost everything,  .~-^%%@###
####%%^-~. but  when  i  speak  about  batteries  i .~-^%%####
@%^~......   speak about standard household ones.   ......~^%@
@%^^~.....         think double a, triple a,        .....~^^%@
###@%%^-~.    twentyfive twenty, nine volt, such    .~-^%%@###
@@@%-~....                things...                 ....~-%@@@
###@%%^-~.                                          .~-^%%@###
###@%%^-~. they  look  slick  but  are  very  dirty .~-^%%@###
###@%%^-~.                  inside.                 .~-^%%@###
###@%%^-~.                                          .~-^%%@###
@%------~.                                          .~------%@
@%^~......                                          ......~^%@
@@%%^~~...                                          ...~~^%%@@
##@@%%^-~.                                          .~-^%%@@##