"Pretty much. The two are technically equals, but the essential difference is that the power and authority of the Phoenix King is granted as a necessity, while that of the Everqueen is assumed as an inherent fact of who she is."
...I am going to borrow-steal your stuff on the Everqueen-Phoenix King debate, if you don't mind.
Mostly as a way to make Metas' interactions with the elves on that regard...INTERESTING.