An interface device (520, 620) comprising: a hardware interface, the hardware interface being an A/V type connection port; a first communication interface, the first communication interface being a mass storage interface; a second communication interface, the second communication interface being an expansion interface; and a specialized processing unit operatively coupled to said communication interfaces, the specialized processing unit having a mass storage device controller (570, 670) connected to the first communication interface and a memory access interface (566, 666) connected to the second communication interface, wherein the specialized processing unit comprises one or more A/V capture units each coupled to a corresponding A/V receiver, the A/V receivers being coupled to a terminal system through the hardware interface, wherein the mass storage device controller is configured to receive, from the terminal system, a mass storage data request through the first communication interface, wherein the memory access interface is configured to notify a host system of the mass storage data request through the second communication interface, said notification to cause a storage process executed by the host system to retrieve requested information from a storage system and to transmit the retrieved information to the interface device for access by the specialized processing unit through the second communication interface, and wherein the specialized processing unit is configured to access the transmitted information and to transmit the accessed information to the terminal system through the first communication interface to complete the mass storage data request, and wherein said one or more A/V capture units are configured to receive an A/V output from the terminal system through the corresponding A/V receivers and to communicate through the second communication interface to the host system, said communication to initiate delivery of the A/V output by the host system to a client system over a network. a hardware interface, the hardware interface being an A/V type connection port; a first communication interface, the first communication interface being a mass storage interface; a second communication interface, the second communication interface being an expansion interface; and a specialized processing unit operatively coupled to said communication interfaces, the specialized processing unit having a mass storage device controller (570, 670) connected to the first communication interface and a memory access interface (566, 666) connected to the second communication interface, wherein the specialized processing unit comprises one or more A/V capture units each coupled to a corresponding A/V receiver, the A/V receivers being coupled to a terminal system through the hardware interface, wherein the mass storage device controller is configured to receive, from the terminal system, a mass storage data request through the first communication interface, wherein the memory access interface is configured to notify a host system of the mass storage data request through the second communication interface, said notification to cause a storage process executed by the host system to retrieve requested information from a storage system and to transmit the retrieved information to the interface device for access by the specialized processing unit through the second communication interface, and wherein the specialized processing unit is configured to access the transmitted information and to transmit the accessed information to the terminal system through the first communication interface to complete the mass storage data request, and wherein said one or more A/V capture units are configured to receive an A/V output from the terminal system through the corresponding A/V receivers and to communicate through the second communication interface to the host system, said communication to initiate delivery of the A/V output by the host system to a client system over a network.