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AT&T muscles up San Francisco LTE with new cell sites

Now playing: Watch this: 4G networks: How they’re tested 1:53 AT&T has announced today that it’s added support for new cell sites in downtown San Francisco, a city notorious for its infamously stringent network-building rules. Coverage in San Francisco has been a thorn in AT&T’s side since the carrier’s exclusive iPhone launch back in 2007, when the carrier received sharp …

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BlackBerry’s U.S. launch: Turning point or last gasp?

OK, BlackBerry, it’s go time. After several delays, broken promises, and doomsday prognostications, BlackBerry’s next-generation smartphone, the BlackBerry Z10, hits U.S. stores tomorrow. For a company still eyeing a comeback in the brutally competitive smartphone business, the U.S. launch of the device represents a particularly critical turning point. Despite the BlackBerry falling from grace here, the U.S. is still the …

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