Hong Kong hygiene authorities plan to incorporate artificial intelligence into their third-generation cameras to detect dripping air conditioners after the recent deployment of night-vision devices helped improve their efficiency. Wan Chi-shun, assistant director of operations at the Food and Environmental Hygiene Department, said on Thursday that the department spent HK$1.3 million (US$167,000) on developing 38 sets of infrared night-vision cameras, which were deployed from May and used to...