More of a combo of kernel and coreutils, but yeah. Pretty much.

It is the beating heart of Windows itself, the nuclear reactor at the heart of the facility. And much like with a nuclear reactor, you don’t screw around in the core unless you have a damn good reason.
Doing so at random is a good way to make both go kaboom.

LUA Buglight is also good for documenting why a program needs admin when it shouldn’t.

After that, you just write an admin shim with the app compatibility toolkit and just add write perms to the necessary folders.
…Unless it’s system32. Then your software request can die in a fire, and I’m forwarding the info to your boss (and mine) before you can complain to them.