Phil Gissen wrote:Would you also consider this bastion of New Orleans society uncouth and ill-mannered?
No, probably just delightfully eccentric. If you want to dress up exactly as he did, Phil, and dine in an appropriate local setting (perhaps the bar at Buck's?) then I don't think anyone will criticize you.

Hats for patio dining? I don't have a strong feeling about that. The hat issue, really, comes up most often with baseball caps, not classy fedoras, mainly because they just plain got no class. I don't think my grandmother would sneer at you for wearing your fedora for patio dining.