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The owner of a memory block is a 16-bit word. It is set to zero to indicate a free block. A non-zero value is normally the PID (process identifier) of the owner, that is, the address of the PSP of the owning process. This is important when a process terminates, because DOS automatically frees all memory blocks that the process owned. Note that DOS performs no validity checks on the owner; any process can free or resize any block, regardless of who owns it, and the MCB owner need not be a valid PID.
Percentile 50 (Median): 37.443 ms | 32.68 ms。关于这个话题，PDF资料提供了深入分析
事实上，类似“乌龙标价”事件在之前也曾经发生过。在2021年“6·18”大促期间，中华书局的京东自营店闹出了“800元变1元”的大bug，短短十分钟成交订单超百万元。而在2025年1月16日14：40—14：45，支付宝也出现了漏洞，所有的支付订单全部变成了八折，就连转账都能省下20%。
。关于这个话题，PDF资料提供了深入分析
AI companies need a strong dose of adjacent possible medicine right now. The technology may be moving at breakneck speed, but the general public is not. In tech product planning it’s always better to hit the sweet spot now while building toward a future that may take time to digest.
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