Yes and an LLM checks it as well. I am yet to find a sysadmin task that an LLM couldn't solve neatly.

Yes, with a lot of reviewing what its doing/asking questions, 100%

By this point? Absolutely. They still get stuck in rabbit holes and go down the wrong path sometimes, so it's not fully fire and forget, but if you aren't taking advantage of LLMs to perform generic sysadmin drudgery, you're wasting your time that could be better spent elsewhere.