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Central American migrants, returned from the US to Nuevo Laredo in Mexico, are seen walking towards a shelter after arriving to Monterrey, Mexico July 31, 2019. [Photo/VCG]

Chatbots are in the running for the coveted Most Hyped Technology award over the last couple of years, with some success in voice-activated products like Alexa and Google Home, but with a lot of misses, like Facebook M and those automated customer service chatbots that have around six canned responses. The promise is simple and potentially huge: the shift to mobile computing means voice commands could be the most efficient way of communicating with a computer. However, wrestling with a bad chatbot is a frustrating user experience, easily abandoned if you can find the answer or place the request with a few clicks.

Carrie Lam Cheng Yuet-ngor, chief executive of the Hong Kong SAR, who had a fond relationship with Jao and his family during the past decade, said she was saddened by his death.

Chairman of South Africa BRICS Business Council, Iqbal Surve, believed that protectionism emerged mainly in the developed world "does not make any sense" as globalization is an irresistible and irreversible trend of the times.

Cars slowly move forward on a viaduct in Nanjing, Jiangsu province, during the peak hours on Monday. YANG BO / CHINA NEWS SERVICE