I don't think there is any other period where the front "face" of a car aimed to create such an ugly, intimidating impression (i am huge and i will tear you apart).
Their popularity speaks volumes about the true psychological state of a good fraction of moneyed society.
While wealth display is always a thing, the manner in which it is done is not preordained, it provides insights into the state of society.
Once car manufacturers realized the larger and scarier the better selling the trajectory was locked.