With their immense experience and data, all arguments will probable have long since been resolved. They will have all the answers and never be wrong. Perhaps discussion won't exist just rules. Alternatively they may turn out to be a little boring, like a rather moribund, jaded older relative with little to do but visit evolving planets. But I suppose their AIs could be fun. If we develop FTL will they restriction us? say it can't be used until there have been no wars for a hundred years? Might have our history have condemned us?