I wouldn't call it a gilded age because it's not even pretty to look at. Superyachts are fucking ugly and none of the billionaires have any sense of taste or style.
If you dress terribly and the clothes cost 20$ you are an uncultured peasant. If you dress terribly and the clothes cost 20,000$ you are a sophisticated eccentric who redefines the boundaries of fashion.
I can double that confirmation: I build and maintain homes in one of the wealthiest zip codes in the U.S. - the great majority of the uber-wealthy have NO taste and/or had no exposure to classical art.