17. A system comprising: means for receiving an identification request from a displaying device, wherein the identification request specifies an address of the displaying device; means for, in response to receiving the identification request, transmitting a session identifier to the displaying device; means for receiving a session initiation request from a scanning device, wherein the session initiation request contains the session identifier and a scanning device identifier, wherein the scanning device identifier is unique to the scanning device, and wherein the scanning device and the displaying device each communicate independently with the computing system; means for, in response to receiving the session initiation request, creating an association between the session identifier, the scanning device identifier, and the address of the displaying device; means for receiving a digital media request from the scanning device, wherein the digital media request contains information scanned by the scanning device that identifies requested digital media; and means for, based on the information scanned by the scanning device and the association between the session identifier, the scanning device identifier, and the address of the displaying device, transmitting the request digital media to the displaying device.
19. The system of claim 17 , further comprising: means for, before transmitting the digital media to the displaying device, and based on the association between the session identifier, the scanning device identifier, and the address of the displaying device, determining that the displaying device is suitable for displaying the digital media.