No it dosnt seem so. the Tokens used for the new gear atm is Allagan token of law poetics can be used to buy all the old gear. so there is.
One can be used to buy more stuff while Soldiery is only for would have been a HUGE waste of soldiery so be happy the game didn't let you But you get the Rowena's Tokens after defeating Ifrit, Garuda and Titan extreme.
A short introduction to all post end-game content. You can buy Rowena's Token (Soldiery) from Auriana for Soldiery Tomes each.
Description: A note of promise received from Rowena for the delivery of Allagan tomestones of soldiery or poetics. Requirements: Item Level, Statistics.
To turn those UATs into weapons we need lots of soldiery to buy Rowena's Tokens. OR we can down EX primals to collect three per week.
7 Rowena's Token (Soldiery) Warrior and Paladin achievement (Clear end game dungeons/extreme trials as warrior/paladin).
Do you want to have a great lvl weapon in new patch? After the Patch Poetics was added. So, the usage of Soldiery has updated either.