Something that's fun to do if you're a company is stick the word 4G onto something, and instantly make it awesome—like "x-treme" in the 90s. It's mostly marketing. But AT&T's Atrix 4G is about to get more of its promised, though originally crippled "4G" power with an HSUPA-enabling software update, boosting upload data speeds northward from their currently sub-3G spot.
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