If a person in Western Australia contracts Covid-19, they must remain in home quarantine for the following seven days – as do their close contacts. The police check up on their whereabouts by sending periodic text messages and require a selfie to be sent back to them within 15 minutes. The police use facial recognition technology and GPS tracking to determine if the person who took the selfie is at home. If they are not, they quickly follow up with a knock on the door and a potentially hefty fine.

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