I have been on the Windows 10 Insider for a while, but I just installed the new RTM build.
Some of my first findings about PowerShell in this build.
As you can see, the latest version of PowerShell is 5.0.10240.16384
Some new cmdlets, even from the earlier builds. That is pretty nice!
The things I can see is new in this build of Windows 10 is that a license agreement came with it.
The build number on the desktop is gone:
That was my first small blogpost about Windows 10, more will come soon.