Japanese authorities decide tracking is best way to protect kids

The rights and wrongs of using radio frequency identification (RFID) tags on humans have been debated since the tracking tags reached the technological mainstream. Now, school authorities in the Japanese city of Osaka have decided the benefits outweigh the disadvantages and will now be chipping children in one primary school.

The tags will be read by readers installed in school gates and other key locations to track the kids' movements.
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