You were Rufus' younger sibling and vice-president - of course you'd be at least slightly worse than the man himself, or a lot worse. But most of the Shinra bloodline is technically seen that way, no? It could be only because of your position in the company, or you simply just being yourself, or what bloodline you come from. Though, that didn't change how you managed to irritate your older brother Rufus half of the time, even when you didn't try to.