Tech Talk: A US Supreme Court has allowed a consumer lawsuit to move forward as a group of consumers are charging Apple for overcharging customers for its App Store purchases. Meanwhile, San Francisco has become the first city in the US to ban facial-recognition tools used by police and other municipal departments. BT tech contributor Wong Kai Yi weighs in.

<p>Tech Talk: A US Supreme Court has allowed a consumer lawsuit to move forward as a group of consumers are charging Apple for overcharging customers for its App Store purchases. Meanwhile, San Francisco has become the first city in the US to ban facial-recognition tools used by police and other municipal departments. BT tech contributor Wong Kai Yi weighs in.</p>

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