The Devs apparently learned very little from the bad aspects of Eureka.

[Deceptus]

This isn't really a valid argument. If you have a trained palate you don't need to taste a dish to know it'll taste awful from the ingredients alone. It's the same with class changes, a veteran player will instantly know how changes will affect their class just from reading tooltips. .

Pretty much this. Whenever SE puts RNG in this game they always go extremely low first and then up the rates to really low as time goes by.

So when they say there are items that prioritize you getting into the critical engagements you can bet your Gil they are going to be really rare to obtain.

Eureka gear had huge benefit in Eureka it was the only gear in the game with Elemental Bonus +, this made you do more damage and take less damage. The difference between using the elemental eureka gear and not having it was huge.

To obtain most of the stuff with the Elemental Bonus you had to go into Baldesion Arsenal. According to:

https://ffxivcollect.com/mounts/186

Only 13% of the player base has the Ozma Mount, meaning cleared BA.

Hate to be that guy, but this content isn't for this games lowest common denominator unless they’re willing to adapt.

I disagree. Relic content isn't supposed to be "hard" by any means, provided you were willing to put forth the time on the grind. It has almost always catered to the low denominators.