Jung defined these as differentiation between different psychological functions - each type would have a compensating inferiority so none would be "advantageous".
MBTI commercialised the work so it's no wonder it flatters those who identify with a given type.
That being said, "for a ship without port, no wind is favourable." The rudimentary self knowledge you can gain from even MBTI is a step in developing one's own personality.
better than a kick in the teeth