You can even dual boot with the original OS too, making the process easy to reverse.

你甚至可以保留原来的操作系统做双系统启动，这样出问题时容易恢复。

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If you're on OS X, this is as easy as pbcopy < ~/.ssh/id_rsa.pub.

如果你使用的是OS X，pbcopy < ~/.ssh/id_rsa.pub就可轻松搞定。

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Users can also download our User kit, which is a "build your own OS" kit in a few easy steps.

用户可以下载我们的用户包(user Kit)，它可以在非常简单的几步内“构建你自己的OS”。

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To reach true OS agnosticism 6Wunderkinder, however, relied on HTML5 -- which makes porting an app easy, but comes with its own drawbacks, including lackluster performance. (Just ask Mark Zuckerberg.) With the revamp, Wunderlist 2, the task management platform now has truly native apps for Android, iOS, OS X and Windows to compliment its web site.

ENGADGET: Wunderlist 2 debuts, ditches HTML5 for native apps on Android, Windows, iOS and Mac

With OS X, Apple has a base of stable, Unix-based code, making it easy for Apple to plop down small improvements on a regular basis.

FORBES: Why Apple Could Unleash A New OS X