至于更低端的型号，我反而不太推荐。购买时也不必过度纠结「是否原装未拆」。这类十多年前的设备，很多所谓的「全新库存」本质都是翻新壳，可以优先检查AMOLED 是否老化偏色、相机模组是否进灰、电池是否鼓包以及实体按键是否松动等等。
“Everything is about national security. It is about mercantilism. It is about friend‑shoring,” she says. “We went from just-in-time to just-in-case, getting resources from where we think is most secure. The efficiency of trade and globalization, low tariffs and efficiency, is not part of the equation.”，更多细节参见PDF资料
，推荐阅读heLLoword翻译官方下载获取更多信息
CPU/I/O work that does not directly mutate world state。业内人士推荐PDF资料作为进阶阅读
USB Power Delivery (or USB-PD): If your laptop, tablet, or other device doesn't have enough USB ports, you might be forced to choose between charging or plugging in accessories. USB-PD ports let you bridge this gap by plugging a charger into the hub to supply power to the laptop (and anything else connected to the hub that needs it. You'll see this referred to as “pass-through charging" though it's not an official specification. You'll want to make sure the wattage this USB-C port supports can handle what your laptop needs. A MacBook Pro typically needs 96 watts during intense workloads (though you can still charge them at lower wattage), so you'd need a 100-watt USB-C port on the hub.
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