Google’s efforts to get into the newspaper ad business have yet to yield much. One tool it hopes will eventually change that: Small, square barcodes...


Google’s efforts to get into the newspaper ad business have yet to yield much. One tool it hopes will eventually change that: Small, square barcodes, at the bottom of print ads.

When a person scans the barcode with a cell phone that is compatible, it takes their phone’s browser to a mobile Web address encrypted in the graphic.
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