Microsoft's Municipal Wi-Fi Push

With a foothold in Portland, Ore., the software behemoth is looking to citywide Wi-Fi networks as major future sources of Web traffic and ad revenue

Microsoft (MSFT) is gearing up to conquer the wireless fidelity (Wi-Fi) market one city at a time. The software giant's recent deal to provide content and services for a wireless network under construction in Portland, Ore., will intensify the battle between Google, Yahoo! (YHOO), and Microsoft's MSN for online traffic and advertising revenue.

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