用户为实体硬件付费的意愿，天然高于为虚拟服务订阅付费，一个售价299美元的智能戒指，其价值是具体、可感知、且符合传统消费心智的，这为创业公司提供了最直接的启动现金流。
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In JavaScript, the natural primitive for "a sequence of things that arrive over time" is already in the language: the async iterable. You consume it with for await...of. You stop consuming by stopping iteration.
If plans by the UK’s science funding body go ahead, we won’t be able to benefit from Britain’s membership of Cern and other large international projects
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