“The one charliehall says is beged isha.”
It was. Now it is accepted as beged ish.
This proves that the halachic status of things can change.
This is also a great example of taking something that was very profane and making it into something that is a symbol of holiness. As I have pointed out the fedora was first popularized by a notorious hedonist apostate actress over a century ago. Whatever frum Jew first donned a fedora was probably committing an sin, but that averia has been turned into a merit. We should think about that before criticizing those who adopt new minhagim.