Problem with this approach is that anyone with half a mind would never use the powers of the tadpole. Everyone and their dog tells you there's a risk that that will turn you into a mind flayer which is basically a game over thing in this setting.
Exactly, if they are giving so much content and cool interactions to using the tadpole, plus the powers, its feels a shame not to use it. They should give us content exclusive to resisting it too.