Magic may well have been real. Healing crystals, shamanry, witchcraft, voodoo, things of this nature may have been real at one point and have since been patched out. These could have simply been glitches in the program.
We’ve all heard of glitches in games that can be exploited that eventually get patched. Could have been real.
Remember that elevators and bathrooms are service desks. They close you up alone in small space to patch your software.
Everything is real as long as you believe in it.
Elevators are loading screens.
Bathrooms are for core dumps.