Even though it's not an employer I would want to work for I do wonder if his is the type that would at least make a concerned mental note that he has a pseudony

Even though it's not an employer I would want to work for I do wonder if his is the type that would at least make a concerned mental note that he has a pseudonym like "killface". It's easy to call for the unmasking of anonymous people when you're not the one that has to worry about the consequences.