Smartphones come with a number of technologies that enable them to detect the presence of objects that have gone missing, from GPS and Bluetooth, to RFID — which has been used in innovations such as the Bikn locator tag. Other items that currently aren’t enabled with such technology are still prone to evade discovery however, especially when it comes to kids’ stuff at school. From Australia, StrayHat is using QR code name tags to make the return of lost objects easier for parents.
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