and that that will matter

enti

经济学人<Silicon Valley is changing, and its lead over other tech hubs narrowing>
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It is entirely possible that the next disruptor will be none of these things. But it is all but certain that something will supersede devices with the Valley’s namesake semiconductor at their heart as the key to success in tech, and that that will matter.
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, B2 _% n5 [% _3 a/ |这里为什么有两个that?

trivialstuff

it is all but certain that that will matter. 跟前面半句是并列的关系。

menglongma

前一个that是引导从句的连词，后一个that 是从句主语

menglongma

But it is all but certain that... , and that...

enti

嗯，我查了字典， and that 也是一个词， 不过应该不适合这里。
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" F: l- |0 V; A5 S7 O6 ~１　somewhat formal —used to refer to an idea just mentioned
      --- He was helpful, and that to an unusual degree.
２　chiefly British, informal : and more things of the same kind
      --- She spends her money drinking, gambling, and that.
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感谢各位大大回复
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