Patent ID: 8856116

Claim:
A system for information exchange between content providers and content receivers at an event, comprising: a plurality of computers, each having an interface port adapted to selectively communicate with a portable electronic memory storage device, each of the content providers having one of the computers; a unique designated electronic file saved on each computer; a plurality of portable electronic memory storage devices adapted to be distributed to content receivers, the portable electronic memory storage devices each comprising an authorization key stored thereon, but each of the portable electronic memory storage devices having no demographic data stored thereon concerning the associated content receiver; software on each computer adapted to be triggered when one of the portable electronic memory storage devices is engaged with the interface port and, upon triggering, to automatically initiate a data upload routine with the engaged portable electronic memory storage device, the software ignoring data files on the portable electronic memory storage device other than the authorization key; wherein the data upload routine comprises the computer software identifying and reading the authorization key stored upon the portable electronic memory storage device and determining whether the authorization key is valid; and wherein the computer software is adapted so that if the authorization key is determined to be valid the computer software automatically uploads the designated file to the portable electronic memory storage device and does not download any information from the portable electronic memory storage device to the computer, but the software is adapted to not proceed with the automatic upload unless and until detecting the authorization key on the portable electronic memory storage device.