In the game fantasy wars there's a hidden class that only one has achieved The Golem Crafter he is not a mage nor is he a warrior. He's your simple artist an artists that can create war or peace this is The Golem Crafter.
Manchu glanced at her but said nothing. The old physician turned toward her and was slightly startled by the young boy's delicate appearance, but regained his composure and began explaining.
That pretty much sums up the lack in development of vehicles. Also, the air current in high attitudes in this world is extreme. Resulting in the first angel death in experimental failure.
