Which cable is this, the one that goes to the laser head?
You’re hardcore to try to repair it.
Edit:
I read the original thread, yeah, that’s crazy.
As for taping the cable to prevent wear, why not put a nice slippery piece of tape on the underside of the black bar ? Seems like it’d be better than altering the cable. I posted some sort of slippery tape once, let’s see… Ah, here we go: