Tracing and identifying the sources of an outbreak is a challenging task that can take months or years. Thanks to the Blockchain, however, companies now know exactly where their food has been—so they can trace its location and prevent future outbreaks.
В то же время она отметила, что также предпочитает собирать деньги для подарка, а не покупать мелочи.
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Prof Carissa Véliz of the Institute for Ethics in AI at Oxford University said trusting a firm to keep its word about how it uses sensitive data was another challenge.
分析稱，這場演說充滿自信、攻擊對手與愛國主義的號召，卻鮮少提出新政策細節，凸顯特朗普第二任期執政風格：強勢宣揚成就、淡化挫折、鮮有兩黨合作的空間。