17. The method of claim 15 , further comprising: displaying on the user device the command included in the confirmation message; and in response to the displaying of the command, receiving through the user-input interface of the user device a corrective input indicative of an error in the displayed command.
17. The method of claim 15 , further comprising: displaying on the user device the command included in the confirmation message; and in response to the displaying of the command, receiving through the user-input interface of the user device a corrective input indicative of an error in the displayed command. 18. The method of claim 17 , further comprising: in response to receiving the corrective input, transmitting from the user device to the application server a corrective command indicative of the error in the displayed command.