To my understanding, this is meant to be a fresh start. If you want to launch a thread with a topic that was available in the old CE forum, go for it. But the discussion will need to grow in N&P at that point. I don't think going and recreating everything would make any sense if/until...
Being put before the Hall would only be if what is reported is actually in violation of the Code of Conduct. I can see the Keeper's workload increasing as people get heated and report, but I'm also sure she'll explain why the report isn't valid if it's not rather than immediately putting that...