As the other user stated it’s for going to large events (corporate comicon). What they failed to mention is that it’s also considered a safety issue to some extent. It also labels you as a tourist and likely shows that you are carrying spending money. It’s relevant in medium sized cities, but larger ones the tourism is massive income and the locals know there will be consequences for acting out.
On point, additionally religion has also effectively associated itself with spirituality. It’s also associated itself with caring for others, volunteering, community, togetherness and acceptance. Additionally it’s a great place to network and organize communities. Even if belief has faded, tradition is usually important with that group of people.