Robust, multi-faceted sub-word method for rapidly and reliably detecting a barge-in condition of a speaker talking while an automated audio prompt is being played. A fish attractant scent material and flotation element are placed within the lure body chamber. Under the accelerated socket protocol, a host computer, while sending a number of data packets, is able to indicate a particular data packet is a last ready data packet out of all packets ready to be sent by setting a PUSH bit in that particular data packet, which triggers an automatic acknowledgement message that confirms receipt of data from the receiver.