I congratulate you on an accurate diagnosis, I think all three are true. I don't remember the details of Excession very well as I didn't actually like it and relied on an LLM too much. That was a mistake.

Some of these were my own supposition - 1% felt about right for how casually they are mentioned in story.

> Banks describes several ways how such individuals are managed - such as offering full immersion level VR to satisfy extreme megalomania.

I don't remember that at all, perhaps you could tell me which book to look at.