system
A chat on subreddit /r/pcmasterrace
human
Damaged cable.  
The copper wire are very thin and if used improperly  
after a while a those wires break.  
With a bit of wiggling you can close the gap/break,  
but that is only a temporary solution.  
The permanent fix is to cut them up and resolder.
gpt
i hand spliced a usb cable on my old mouse with scissors and electrical tape once lol so ig thats an option too