Random Dennis Ritchie story: my high school principal was Dennis' brother, John, and had a "UNIX Magic" poster ( https://i.imgur.com/aqg21UI.jpg ) hanging in his office. I asked him what that was about and he dismissed it with a wave of his hand, as if annoyed: "oh, just something my brother did".
https://upload.wikimedia.org/wikipedia/commons/6/67/USB_icon...