QR Codes–those odd, pixellated squares that are popping up on everything from business cards to billboards–are designed to make it easy for people to use their phones to get more information quickly. But as this NPR story suggests, a newer technology called near-field communication has the potential to make QR codes seem as old-fashioned as Pac-Man.
If you’d like to try making your own QR codes for free, like the one pictured here (the code for this site) try this Online QR Generator.

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