# File rbot/ircsocket.rb, line 120
    def spool
      unless @sendq.empty?
        now = Time.new
        if (now >= (@last_send + @sendfreq))
          # reset burst counter after @sendfreq has passed
          @burst = 0
          debug "in spool, resetting @burst"
        elsif (@burst >= @maxburst)
          # nope. can't send anything
          return
        end
        @qmutex.synchronize do
          debug "(can send #{@maxburst - @burst} lines, there are #{@sendq.length} to send)"
          (@maxburst - @burst).times do
            break if @sendq.empty?
            puts_critical(@sendq.shift)
          end
        end
      end
    end