The evolution of runes and language where I'm from can be pretty varied depending on the area. Travel between parts of the world was restricted until recently. [He should know, he's traveled everywhere to try and find a cure since the barriers fell. Sometimes what he found was more confusing than he could easily handle.]

I'll have to make a point to visit. It can't be any worse than dodging dungeon traps in search of some "secret scroll" that may or may not actually exist anymore.