Half a croissant, on a plate, with a sign in front of it saying '50c'
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swipe dialer

 swipe the phone number, and the number is dialed
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Pen-sized scanners already exist. It shouldn't be too hard for these to swipe a regular phone number out of phone book, then using image recognition produce the necessary touch-tone signals to dial the number. Phones should have this built in.
—davea0511, Oct 17 2007

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       Don't the Japanese already have this technology, or is that only for bar codes?
—DrCurry, Oct 17 2007
   

       We've had these for years in England. The GPO gives them away.
—MaxwellBuchanan, Oct 17 2007
   


 

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