New canon for Star Wars...specifically lightsaber crystals.
I will just point out that "syntactically" is supposed to be "synthetically" (in the EU, Sith crystals were synthetic rather than natural)
Obi SURVIVEEE (By LiberLibelula)
Obi survive by LiberLibelula.<< I'm deeply disturbed
Evolution of Obi-Wan
15 Super Fun Cardboard Box Projects For Kids
I still don't understand why the stupid guys from Disney made with red arm in "The Force Awakens"! Prob'ly the rebels found a way to import parts and ammo from a long ago and faraway source in the galaxy, Stark Industries.