I have an old Apple MacBook Pro with a power cable that had frayed near the end with the MagSafe 2 connector. These power supplies are notorious for having the outer cable coating become brittle and crack, as this one had done from nothing more than normal use.
The power supply still worked well so a repair was in order. After trimming off the excess cracked plastic coating, I went looking for some sort of cable protector I could 3D print to keep that portion of the cable from bending and getting damaged any more. Continue reading A MagSafe Cable Repair Embedded in a 3D Print