The dueling needs for privacy and data sharing played out here at the annual SID (Society of Information Display) International Symposium. Vendors showed new technologies that can keep neighbors on a flight from getting a glimpse of the corporate secrets on a laptop screen and new ways to share video on an iPod or handheld.

The SID conference is a regular gathering of OEM technology vendors, manufacturers and suppliers for entire computer industry. In addition to papers presented on the latest technologies, the expo booths hold products ranging from ribbon video connectors that fit inside laptop cases to the latest touch-pads.

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