David Weinberger pointed out the existence of a new Wi-Fi Finding service called JiWire. Looks pretty cool. It’s missing some from my area, but here are what it reports as the New Orleans’ listings
P.S. If you want a better practice, check out this Ultimate Guide.
You can help us improve this soon! We’re working on how best to accept reports of hot spots. Thanks for the link! (I’m the new editor in chief, dude!)