The main thing they cannot do is be held accountable for any decisions, which makes them not trustworthy.
Example: "We should have professional accountability in software"
SWE: "This would bring about the end of the world!!!1!"
I am a software engineer, and I would absolutely love to see more professional accountability in this field. Unfortunately, it would make the cost of software go up significantly (because many many people writing software would be ejected from the industry)
But I have also caught it on straightforward matters of fact and it’ll apologize. Sometimes in an over the top fashion…