…because the gearing system is boring and unchanged in 20 years. 98% of items in the game are exactly the same. Stamina, main stat and two secondary stats. This formulaic approach has zero player decision involved, can and is reduced to a single value on a spread sheet. Why even have stats at this point if its not going to be engaging?
Legion artifact weapons were the pinnacle of player power involvement. Gear should just be a power level, ie item level, and have interesting effects to your class spells. This way getting an item is actually engaging with how you play the game…..