回顾历史，早期智能硬件热潮中，租赁与渠道扩张都曾出现过短期红利。但真正持续盈利的公司，往往掌握核心技术或平台规则。
None of this is wrong. These guarantees matter in the browser where streams cross security boundaries, where cancellation semantics need to be airtight, where you do not control both ends of a pipe. But on the server, when you are piping React Server Components through three transforms at 1KB chunks, the cost adds up.
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