# File rbot/plugins.rb, line 123
    def listen(m)
      @@plugins.values.uniq.each {|p|
        if(p.listen?)
          begin
            p.listener(m)
          rescue StandardError, NameError, SyntaxError => err
            puts "plugin #{p.name} listener() failed: " + err
          end
        end
      }
    end