National

It's hard to dislike the idea of free municipal wireless Internet access. Imagine your town as an oversized Internet cafe, with invisible packets floating everywhere as free as the air we breathe. That fanciful vision inspired many cities to announce the creation of free wireless networks in recent years. This summer, reality hit—one city after another has either canceled deployments or offered a product that's hardly up to the hype. In Houston, Chicago, St. Louis, and even San Francisco, once-promising projects are in trouble. What happened—was the idea all wrong?