The Kuzari Principle: Not a Proof but Evidence of Plausibility

 https://www.thetorah.com/article/modern-faith-in-sinai

With our account of the nature of faith, the Kuzari principle doesn’t have to be strong enough to provide evidence sufficient for belief, but can still play a role in making your faith reasonable. The more pressing question is less to do with evidence, and more to do with values. Is it desirable that there should have been such a revelation, and that God should have chosen a certain people, and communicated that which He was said to have communicated to them? That seems to depend a great deal upon how you view the notion of the Jewish election (was it exclusive, and what end did it serve), and what you take the content of the revelation to be – how do you interpret the laws and their ethical significance?