One of the unmentioned side effects of old wealth — the complete assurance to wear only what you love and what suits you and any occasion. Ostentatious need not apply.
The excess of the twenties and thirties is more about being unsure of who one is. For some, trying on a lot of personas is the journey. Clothing is just one of the easier ways to do that. Advertising and marketing have known that since the advent of mass manufacturing. Here … be this person now!