"The 10-year battery life thing? I'm not aware of a conventional AAA battery that will survive 10 years in a traditional nickel-cadmium shell," said Kenneth Stewart, chief wireless technologist for Intel's Platform Engineering Group.
Finally, part of the plan for reaching super-high speeds in 5G is to use frequencies far above anything ever used in cellular. There's a lot of spectrum up there, but regulators around the world first have to agree on how to assign it. That won't happen until the next World Radiocommunication Conference in 2019, putting a damper on hopes for real 5G before 2020, independent mobile analyst Chetan Sharma said.
Even after 5G is in commercial use, it'll keep evolving, just as 4G has done. The future's never really finished.
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