Originally Posted by
The Casualty
BRD is part of the meta comp right now, which does not include a WHM. If you want the highest numbers and fastest clear times, you don't take a caster. As far as raw damage, they do more than a BLM, and on par with a SMN.
Since creator savage, Monk, Paladin, Black Mage, and Summoner have been far less desirable as party members. Paladin because of their non-existent AOE damage and lackluster singe target compared to DRK, and the others because they do not have group buffs to increase raid output.