# File lib/familia/object.rb, line 396
    def save meth=:set
      #Familia.trace :SAVE, Familia.redis(self.class.uri), redisuri, caller.first if Familia.debug?
      preprocess if respond_to?(:preprocess)
      self.update_time if self.respond_to?(:update_time)
      ret = object_proxy.send(meth, self)       # object is a name reserved by Familia
      unless ret.nil?
        now = Time.now.utc.to_i
        self.class.instances.add now, self     # use this set instead of Klass.keys
        object_proxy.update_expiration        # does nothing unless if not specified
      end
      ret == "OK" || ret == true || ret == 1
    end