Duh !
https://lemmy.world/post/10087069
Oh, there’s the problem… this TV has 3 inputs aligned vertically so I’ve plugged each cable into the video spot of 3 different inputs…
Time to power clean 100lbs of CRT back into a dedicated piece of furniture!
Also known as USB Superposition
USB Superposition
innoculous.com/…/the-quantum-physics-of-usb-plugs…
Why you can never plug in that USB device on the first try.