In the year 2000, the population of Nigeria was 125 million people. The number of fixed telephone lines was officially 700,000 but, of those, it is likely just 500,000 actually worked. The country was a communication desert, with a tele-density (a key metric of economic development) languishing at 0.4 lines per 100 habitants. In America it was 68.4.
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，这一点在PDF资料中也有详细论述
On Wednesday, the US Nuclear Regulatory Commission announced that it had issued its first construction approval in nearly a decade. The approval will allow work to begin on a site in Kemmerer, Wyoming, by a company called TerraPower. That company is most widely recognized as being financially backed by Bill Gates, but it's attempting to build a radically new reactor, one that is sodium-cooled and incorporates energy storage as part of its design.
（本报记者魏哲哲、郑海鸥、金歆、杨昊、邵玉姿、胡婧怡、吴君整理）