Certain vanity items absolutely require one person in the chain to have leveled a specific crafter class to 50 because certain items in the craft requires items to be desynthesized. You can only desynthesize stuff once that specific craft is 50 and you have to level your desynthesis level on top of that.
Crafting endgame is a game all in itself.
Crafting endgame is a game all in itself.