The AI definitely can use it, or at least it used to be able to.A mechanic that the AI is coded not to use and thus you will never see it organically.
A mechanic made irrelevant by Paradox giving a gorillon of accepted cultures and there being no consequence whatsoever to having all your country being non accepted except for a local malus.
A mechanic that ruins immersion by its unrealistic approach.
Etc. etc. If the only way to access this new flavor for Germany is to depend in an -only player- shitty mechanic I will say this is just bad planning on behalf of the devs.
I've played a Mughals game where I kept Ottomans as an ally while I conquered India and China, and I've seen them convert Kurdish provinces that they controlled in Eastern Anatolia to Turkish.
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