In the pursuit of clarity, charity and understanding, let's look at the real-world impact of M2C and SITH (see definitions of acronyms here).
An article in the Deseret News discusses mental health among Latter-day Saints.
The article doesn't mention cognitive dissonance per se, but we all know it's a common psychological issue.
Among Latter-day Saints, one area of cognitive dissonance involves the all/some/none approach toward the teachings of Joseph Smith and Oliver Cowdery.
Those who accept all or none of what they taught avoid cognitive dissonance.
But those who accept only some of what they taught exhibit cognitive dissonance, as we see among those promoting SITH and M2C.
We've looked at many examples of this M2C/SITH cognitive dissonance on this blog, but the biggest "tell" is how Book of Mormon Central continues to promote M2C exclusively, based on their adamant insistence that Joseph and Oliver (and their contemporaries and successors) were all "wrong" about the New York Cumorah.
Here's their Spanish-language website promoting M2C:
They wouldn't dare publish this in English because then all their rich American donors would realize how directly Book of Mormon Central rejects the Church's position of neutrality about geography.
Think of the degree of cognitive dissonance BMC exhibits when they post things in Spanish that they would never post in English.
But they did once offer a cruise in support of M2C...