Taking T-Mobile's speedy HSPA+ network for a test drive

No, you probably won't get bone-rattling cable-modem speeds from T-Mobile's upgraded HSPA+ data network, but I was still impressed by its consistently peppy download and even upload speeds, and the bargain-priced monthly data plans are hard to beat. That said, you might have to wait a while before T-Mobile HSPA+ coverage comes to your city.

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