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Why motherboards & laptops still come with USB 2.0 ports When USB 3.0 Is Backward Compatible? - Tech Fairy
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My USB 3.0 device works in my PC's USB 2.0. My USB 3.0 device does not work in my wife's PC's USB 2.0. Why? - Quora
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USB 3.0 Switch Selector, KM Switch Adapter 4 Port 2 Computers, USB Peripheral Switcher Box Hub for Mouse Keyboard Scanner Printer PC, with One Button Swapping and 2 Pack USB Cable - Newegg.com
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