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First it was Bytedance\u2019s app TikTok, now it\u2019s Tencent\u2019s WeChat: the Trump administration\u2019s fervour to ban or dismantle wildly popular Chinese apps is increasing. In these straitened times, employees naturally worry that robots and software are coming for jobs\u2014but the pandemic may actually slow that transition. And Britain\u2019s government suggests slimming down even as it subsidises meals out.

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