    # File lib/facets/more/bytes.rb, line 130
      def strfbytes(fmt='%.2f')
        case
        when self < 1024
          "#{self} bytes"
        when self < 1024**2
          "#{fmt % (self.to_f / 1024)} KB"
        when self < 1024**3
          "#{fmt % (self.to_f / 1024**2)} MB"
        when self < 1024**4
          "#{fmt % (self.to_f / 1024**3)} GB"
        when self < 1024**5
          "#{fmt % (self.to_f / 1024**4)} TB"
        else
          "#{self} bytes"
        end
      end