There was couple of names which include Lauda, Vod and others. Cyrus said the correct answer was Lauda, that after leaving the forum he/she was banned. Today I stumbled of the last post of Lauda.
I think you're talking about this quiz. 
- Link: https://app.involve.me/bitcointalk/test-your-bitcointalk-know-how
- Answer 22 questions and find out how well you know the history of the forum.
- Four answer options, but only one correct answer ➥ Note.