Minneapolis, MN successfully deployed wifi to the whole city and it works great. Granted, it isn't free but for 20 bucks you get 3 accounts and split between a few friends its a heck of a deal. Pretty decent bandwidth as well.

Wow! I really didn't expect someone to have a good answer to this question. I bet your right! Very strange, I've been wondering this for years. And to the other response, yes I drink my beer too fast.

Why does belly button lint cause urine suds to dissipate in the toilet?