# File lib/rbot/config.rb, line 310
    def []=(key, value)
      return @items[key.to_sym].set(value) if @items.has_key?(key.to_sym)
      if @config.has_key?(key.to_sym)
        warning _("Unregistered lookup #{key.to_sym.inspect}")
        return @config[key.to_sym] = value
      end
    end