Chinese surveillance near Papua New Guinea expanding as Australia and US begin Manus Island naval upgrades
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Straight from the horse's mouth - China's own Global Times: Chinese schools monitor students activities, targeting truancy with 'intelligent uniforms'
A different view - the Australian Broadcasting Commission: Chinese schools enforce 'smart uniforms' with GPS tracking system to monitor students
Previously, reddit had a warrant canary that was removed, and it occurred to me that I hadn't checked to see if Tildes had one at any point.