Nothing was a style first. Everything started as an idea. A guy did something with an idea. Someone copied him. Some copied all of them and it became trendy and then it became a style.
There are things in American culture that want to wipe the class distinction. Blue jeans. Ready-made clothes. Coca-Cola.
It sounds like something from a Woody Guthrie song, but it's true; I was raised in a freight car.