The Universal Serial Bus specification was introduced by a consortium of large tech companies in 1996 to standardize the way peripherals connect to computers. In this episode of Nostalgia Nerd on YouTube, you can learn about the history of USB, and why the connector configurations change so frequently. This 20-minute video was more interesting than I thought it would be, mainly because not a single day in my life since 1998 has gone by that I haven't plugged in or unplugged a USB connector, and I really knew nothing about them until now. Now I know everything I want to know about them.

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https://boingboing.net/2020/05/25/why-does-usb-keep-changing.html