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Последние новости
。关于这个话题，旺商聊官方下载提供了深入分析
When USB 3.0 came out in 2008 it had a max speed of around 5 Gbps. However, when USB 3.1 came out in 2013 with a max speed of 10 Gbps, the 5-Gbps version was renamed to USB 3.1 Gen 1, while the new, faster spec was USB 3.1 Gen 2. Confused yet? Well, it gets worse. When USB 3.2 came out in 2019, the 5-Gbps USB was rebranded again to “USB 3.2 Gen 1,” the 10-Gbps version became “USB 3.2 Gen 2,” and the new 20-Gbps spec became—you guessed it—USB 3.2 Gen 2x2. … Wait, what? The “2x2” refers to running two 10 Gbps lanes of data simultaneously and … you don't need to know all of this. Many hub manufacturers have given up on names, labels, and symbols. They've just started printing the maximum speed next to ports directly.，这一点在体育直播中也有详细论述
Isaacman also highlighted a push to rebuild NASA's workforce, shifting some key roles from contractors — who today make up about 75 percent of the agency's technical labor — back to in-house expertise. NASA leaders say that will give them more control over launch preparations, as it did in the Apollo and space shuttle eras.