https://marco.org/2007/06/29/free-public-wifi-points-are-a-dying-breed-most
Free, public WiFi points are a dying breed. Most WiFi points these days are locked down tight with passwords and encryption. And if they’re not locked down, they want to charge you exorbitant rates for a few measly hours of WiFi access.
— Coding Horror (linked to the article earlier, but forgot to quote this)