Pretty much every day someone asks how M2C persists.
Answer: the same way every other theory and philosophy persists. Bias confirmation is a psychological superpower.
The academic process is usually a formal exercise in bias confirmation. It's a ruse designed to obscure the reality that academics spend their entire careers confirming their own biases. When they claim they're "following the evidence" they usually only follow evidence that supports their own theories.
In the case of M2C, the bias being confirmed is that the prophets are wrong.
Here's an animation that explains the typical academic process, and then compares it to the LDS academic process, with the predictable outcomes.
Click on the image to see it bigger.