This thing may actually make home grocery shopping work. Each time you finish with a box or bottle of food, you wave it at the Ikan and the device's scanner logs that item on your list. Whenever you want, you press "Buy" and a little while later a delivery person shows up with your stuff at your door.
Many more details here:
http://www.nytimes.com/2008/06/19/technology/personaltech/19pogue.html?_...
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