private void SendMessage(string message)
 {
     var yakMsg = new YakMessage
     {
         gravatar = _gravatar,
         message = message,
         timestamp = Since(DateTime.UtcNow),
         name = _userName,
         key = Md5(_userName + "-" + DateTime.UtcNow)
     };
     var riakObj = new RiakObject("messages", yakMsg.key, yakMsg);
     var result = _riakClient.Put(riakObj);
     if (!result.IsSuccess)
     {
         Console.Error.WriteLine("Failed to send message!");
     }
 }
 private void DisplayMessage(YakMessage msg)
 {
     var time = _timeStart.AddMilliseconds(msg.timestamp);
     Console.WriteLine("[{0:HH:mm:ss}] <{1}> {2}", time.ToLocalTime(), msg.name, msg.message);
 }