I'd argue the opposite. You need more, as being visible to upper management might not be enough in a future where actual work output might get emphasized over

I'd argue the opposite. You need more, as being visible to upper management might not be enough in a future where actual work output might get emphasized over personal appearances. As managing your own underlings by their work performance is arguably harder then managing them by metrics like "she's always 9-5 at her desk" and "I do like his choice of tie and suit".