You are allowed to post pretty much anything as long as it doesn't break the rules. Anyone could follow you around and try to insult you/troll you or whatever.
Lauda is now encouraging certain users (namely Vod) to make off topic posts, and to troll other users. This is after Vod has posted multiple posts supporting Lauda in this thread.
Lauda is encouraging someone to break the rules who is supporting Lauda. This is a clear abuse of power.