I found an interesting paragraph/graphic at businessweek, detailing the planned or installed wireless networks across the nation. It is a lot more than I expected, since the debates usually center around a few major cities (Philadelphia). There are already 199 active, and 99 planned for the next year.

map (at bottom of page)

I found a way to get people to "foe" you -- admit that you don't know anything abou Linux (God forbid)!