China Unicom Deputy Director Huang Wenliang may have inadvertently spoiled Apple’s plans for a big leap in 3G performance on GSM-based iPhones in a presentation on Wednesday. Pointing out network evolution over time at Macworld Beijing, he matter-of-factly claimed that the iPhone 5 would use 21Mbps HSPA+ data that China Unicom had been adding since 2010. The Impress account of events left room …
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