Do Relic, Mythic, and Empyrean staves lack utility?

[Aurara]

Even an incompetent summoner can keep all 6 party members hasted easily, with no thought process or cycle required.

I can do this on RDM or WHM, no thought required.
Edit: want my ideal tank pt?
RDM WHM BRD COR DDx2

Can maybe drop rdm for dnc depending on what you're fighting.