Mac OS X 发布已有20年了，比我还大呢

[smallmilk (小牛奶)]

https://www.waerfa.com/mac-os-x-cheetah-released-in-twenty-years-ago

[xiaolinjianai (小林加奶)]

Apple macOS Evolution - 20 years later!

看看这个视频不错

[xiaolinjianai (小林加奶)]

B 站这个：

https://www.bilibili.com/video/BV1ds411p7oR?share_source=copy_web