I'm fairly pro-gun, but I never have understood the appeal of open-carry. Are there any folks here who would like to explain it to me? In the country or small

I'm fairly pro-gun, but I never have understood the appeal of open-carry. Are there any folks here who would like to explain it to me? In the country or small towns, keeping a hunting rifle or whatever slung over the shoulder while stopping at a gas station or something seems reasonable and convenient--but going to a Subway or something in an urban area seems more silly than anything else.