One risk, says Mr Didio, is that Free will roll out its network too slowly and will have to pay expensive fees to the big three for keenly priced calls outside its network.

Didio先生说，他们要冒这样一个风险，“自由”铺设网络的速度太慢，到时候不得不向三巨头支付高昂费用，才能在它自己的网络没有覆盖的地方维持通话，而这些地方接打的费用十分低廉。

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By the mid-2030s, scientists have predicted that the Arctic will be ice-free for at least one month of every summer, which will expand to two-to-three ice-free months by around mid-century.

FORBES: U.S. Navy Scrambles for Piece of Arctic Pie