Phone charger only works when you're resting with your eyes closed

Belgium-based artist Dries Depoorter created this clever art installation titled Recharge. It features 'a chair where you can relax and charge your phone. However, your phone will only charge when your eyes are closed.'
While you're seated, a camera captures video of your face that's analyzed in real time by a Raspberry Pi to determine if your eyes are indeed shut. — Read the rest
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