It made sense to us that small-to-medium-size businesses might be some of the early adopters of mobile WiMax services in the U.S., especially companies with local nomads workers who roam a lot but in a somewhat local region which could be covered by a single metro-area WiMax service. Seems like the Clearwire folks are thinking the same way, as evidenced by this new page touting business-specific service plans for their Portland, Ore., network.