code: func (bot *Bot) handleOutgoingMessages() {
  	for s := range bot.outgoing {
  		bot.Debug("Outgoing", "data", s)
  		_, err := fmt.Fprint(bot.con, s+"\r\n")
  		if err != nil {
  			bot.Error("handleOutgoingMessages fmt.Fprint error", "err", err)
  			return
  		}
  		time.Sleep(bot.ThrottleDelay)
  	}
  }
docs: // Handles message speed throtling