funny psn usernames

[Lance]

But if I'm clicking Edit -> Go Advanced I get an option, an edit field, to change the
title. So this isn't the thread title despite it's the first post of a thread. Hmm ...
okeeey.

No, it isn't the permanent thread title, even though the thread is initially given the same name as the first post subject. After that, changing the subject will not change the thread title.