The subscribers had to install the software, then attach the device to their computer and wave it over the printed bar codes.
We could control a computer by waving a wireless remote in space.
"I immediately ran over to the computer and waved my hand, and it read the chip," he says.
Players control the computer with waves of the hand, and then move to make their on-screen animated stand-ins — known as avatars — run, jump, swing and dance.
Ms. Swank had them up and dancing to a popular Arabic song playing on her computer, even waving their hands in the air.
Using lasers, they cut Mylar into computer-generated wave patterns that, when draped on a body, created a disconcerting rippling effect.
Its overall message jumps right out of my computer screen, waving and smiling, because the data tells us that for moms, pumping is a worthwhile investment.
As the two made their way through the facility, Krishnaswamy, a doctoral candidate in computer science, waved hello to fellow patrons and paused to see the planes hanging from the ceiling.
The iconography, which exists almost entirely online, includes clip art of dolphins jumping through pyramids, aquamarine-haired mermaids with SpongeBob T-shirts, and psychedelic orbs flying over computer-generated waves.
