When Wang Yu was diagnosed with late-stage lung cancer in late 2017, he knew he had limited time left with his family. He decided to prepare a special farewell gift for them, travelling from their home in China’s western autonomous region of Xinjiang to the capital Beijing to record his voice for use in a smart home assistant device. Between sessions doing chemotherapy, he managed to capture enough phrases to allow the smart speaker to do advanced data analysis and simulate Wang's voice using…
