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POPSThe Greatest Gadgets of All Time Gadget Lab asked people to submit entries and vote for what they think is the 'Greatest Gadget of All Time' . The ancestors of whatever we have today win of course. ;) The tiny numbers that appear in different places in the clip are the votes given to each gadget. Numbers to the left are "up" votes; right are "down" votes. More gadgets at the site.
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POPSEye-Tracking Device Lets Billboards Know When You Look at Them to the office colleague who might wait in your doorway to establish eye contact before interrupting. "Eye contact is used to negotiate attention, and it’s fascinating how it works in humans," Vertegaal says. "We can have technology do the same thing." A phone on vibrate-mode already does something similar, but I love the dream.