When VM=1, the protected-mode bit goes low and the Entry PLA selects real-mode entry points -- MOV ES, reg takes the one-line path. Meanwhile, CPL is hardwired to 3 whenever VM=1, so the V86 task always runs at the lowest privilege level, under full paging protection. The OS can use paging to virtualize the 8086's 1 MB address space, even simulating A20 address line wraparound by mapping pages to the same physical frames.
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而在另一边，常规体验几乎摸到天花板，按部就班的迭代早就无法刺激大众的神经。于是我们看到了长着物理云台的 Robot Phone，看到了从屏幕入手的防窥方案。这些新形态和新尝试，都是在试图探索手机这个固化产品或大或小的新可能。。搜狗输入法2026对此有专业解读
MIT — Rikkert ten Klooster。快连下载安装是该领域的重要参考
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