[WorldMaker]

Which is what "casual users" have been doing with macOS for a while now: getting some of the BSD userspace tools they like in a friendlier overall OS package.

If anything Microsoft is providing a way to encourage Windows users that would never touch a BSD or Linux userspace tool to give it a try. That's a possible way to bring new users to Linux: teach them how to do things with Linux userspace tools and encourage them to dive deeper until they can do everything they want with Linux userspace tools and then maybe encourage them to switch.

If anything, Microsoft has given the Linux community the keys to possibly embrace some "casual users" that otherwise never would have explored Linux.