Since the forum rules are unofficial...
What makes you think the forum rules are unofficial? Where did you read about it? Can you provide a link where this is written?
Joker is right.... It's clearly written.
Unofficial list of (official) Bitcointalk.org rules, guidelines, FAQ
Well, we had a single Naija thread for almost 3 years and it was the most congested thread ever - we were discussing literally everything Bitcoin, entertainment, News and Politics and Off-topic without any problem... What changed now?