I'm not their target user.
"We can bring a tablet to market that has file extensions in the user's face, and a command line, and part of the UI needs a pointing device."
"lolwut? You're serious? Get out of here!"
Microsoft is still dragging too much untablety legacy tail to make a successful tablet.
Courier was the right idea. Windows everywhere isn't. The result wll be a rearguard that only slightly slows the decline of the PC by dressing it up as a tablet, and leaves Microsoft without a competitive tablet product. You can see this in sharp relief in the market failure of the ARM-based, neither-fish-nor-fowl Surface.
Tablets are not replacements for a full computing environment, and never will be.
How many PC users actually use or need "a full computing environment?"
And use PowerShell ISE as your command line.
Left-click the same icon, then use the scrollwheel?