The jobs turned out to be quite useful to Aerich, who had a desire to put people into categories. Dragons were soldiers, orcas were sailors, and Chreotha were traders. Maybe here people can change roles as though it's nothing thanks to the crystals. But it helps, especially since people still have their preferences.

"I do understand, my friend. And here is the proof: if you wish, I will bring weapons of interest back to you after the fighting." He wasn't much for looting, but spoils of war were one of the perks of victory.