Yanyan listened with an open and attentive mind, finally understanding why master swordsmiths were so exceedingly rare.
By later generations' standards, these were alchemists—and top-tier grandmasters in the realm of advanced alloys and new composite materials at that!
Every single master swordsmith represented the discovery of an entirely new alloy, one that could be successfully applied in the physical world and preserved for the long term!
Chapter 63