Posts from this topic will be added to your daily email digest and your homepage feed. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do ...
Why your phone’s camera is secretly a barcode scanner Modern phones treat barcodes and QR codes as just another kind of visual information, so the same camera you use for photos can also read the ...
Costco is testing a "Scan & Go" system to expedite checkout. The new system will allow customers to scan items with their phones and pay through the app. The "Scan & Go" system is being tested in 27 ...
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