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Powerful smartphones, fast networks, compelling applications, and user awareness are causing a dramatic surge in the use of mobile-broadband technology. Previously relegated to business executives or vertical-market applications, wireless data is now experiencing mass-market adoption. The advantages are obvious - flexible lifestyles, greater productivity, and the addictive sensation of always being connected. This market growth comes at a good time for operators, who are seeing increasing data revenue compensating for declining voice revenue. But there is a problem. There simply is not enough network capacity to address the emerging demand, and the authors are already witnessing the effects of network congestion, with many users complaining of slow network operation on some networks.
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