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Clearwire Corporation is facing a class-action lawsuit accusing the wireless Internet service provider of "throttling" access speeds to slow them to dial-up levels and demanding early termination fees from dissatisfied customers who cancel their service. Clearwire touts itself as a leading...

Paging Apple's legal department. Sprint announced the first WiMax smart phone Tuesday, the HTC Evo 4G, which runs on Google's Android platform. It's the first phone designed to run on Clearwire's 4G WiMax network. It's also a clear challenge to Apple, which recently sued HTC over Android.

Comcast's (CMCSA) plans to launch WiMAX service in Portland, Ore. were announced in March to some skepticism. The company's rebranding of Clearwire's WiMAX network hearkened back to the old days of line resellers for long distance phone service, and many wondered whether the piggybacking would...