How the bobos broke America by David Brooks
Bobos (or bohemian bourgeois) are that sort of premium mediocre crowd that gained money, takes part in conspicuous consumption, has little taste, lack of moral direction, and created a class for themselves. That corporate upper class has gained power and insulated itself, pulling up the drawbridge behind it.
Casual, open spaces are ones that you need to know how to navigate (which only this class knows).