Does that i-mac have         No, but I don't have a
      a battery backup system?     problem with power cuts.
                                    ,
                 ` |||           ##      
                   ||'>          #]] |)-.
                   .>>.        |_((.__[_]
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    But you don't want to lose      You don't need a battery 
    all of your documents           backup for that. That's  
    everytime you turn off          why it has a 10 gigabyte 
    the computer do you?            hard drive!
                                     , 
                        |||       ##      
                        ||'>     [[# |)-.
                        .>>.   |_.))__[_]
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           A hard what?               A hard drive. It's like a 
                                      whole bunch of floppy disks 
                      `               inside your computer that
                                      you can store documents on.
                                     , 
                        |||       ##      
                        ||'>     [[# |)-.
                        .>>.   |_.))__[_]
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    I think you should get         I don't need it.
    a battery backup. 
                  ,                  , 
              |||                ##      
             <'||                #]] |)-.
             .<<.              |_((.__[_]
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                  Why?
                  ,                   ! 
             |||                  ##      
             ||'>                [[# |)-.
             .>>.              |_.))__[_]
   ___________|| _____________ | |bb |   |____________________dp