(On the other hand, if it's an alias it says something about the person themself. If their parents did it to them, it just says something about their parents.)
But 1999 (or 1996 for the book's publication date) wasn't that long ago, so there's a good chance that if they didn't choose it as the world's red flaggiest pen name, it was a perfectly reasonable thing to name a kid when they were born.
The author refers to an article by Tyler Durden