On this week's WTF, or What's the Focus, authorities in China's Hangzhou are restricting dog walks to between 7pm and 7am in certain areas, leaving pet owners wondering when their four-legged friends are supposed to enjoy the sunshine. Meanwhile, New Yorkers are swapping noisy nights out for live audiobook events, where professional narrators read stories aloud in bars and bookstores. And finally, AI has helped uncover two critical vulnerabilities in PHP, the programming language powering much of the internet, triggering emergency fixes and raising fresh questions about cybersecurity.

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