这一场景，与智能手机行业的剧变有着高度相似的历史参照。在功能机时代，诺基亚、摩托罗拉各自拥有完整的软硬件一体化能力，从基带芯片到操作系统都是自主可控；但进入智能机时代后，行业格局变成了Android+ARM+高通的“铁三角”生态——手机厂商虽然还在台前，但利润的大头已经被上游的平台层吸走。
19:56, 4 марта 2026Мир，更多细节参见91视频
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The setter deduplicates by equality: if the new value == the current value, no notification fires. This works well for enums, strings, and ints, but mutating a mutable object in place and reassigning the same reference won't trigger consumers (because obj == obj is trivially True). Stick to immutable values and this isn't a concern.，更多细节参见51吃瓜
“블랙핑크, ‘최고 전성기’로 돌아와…잘하는 방식으로 존재감 과시”