A year ago, Chicago announced plans to bridge the digital divide with a municipal wi-fi available for free, to all. Mike Rhee of Chicago Public Radio reports on why the lack of viable financial model has caused the city to “ditch” that vision of an invisible bridge in the sky.

Municipal wi-fi networks in Philadelphia and San Francisco have also run into trouble recently. In addition to exploring the factors behind Chicago’s decision, the page for this segment from NPR’s All Things Considered also supplies links to related stories.

Click here to listen: Chicago Abandons Wi-Fi Project