I see, so your propensity to rely on mind-reading extends into psychohistory. Quite fitting.
He DESIGNED it to resist scrutiny by the real Church, just like every other cult.
And which "real Church" declares itself as impossible to err in official teaching due to unique special protection in order to resist scrutiny in the light of the real supreme standard, just like every sola ecclesial-type cult. And which presumed premise certain RCs hide behind in avoiding such actual examination.
I believe it's called (with all that the word implies) "forensics."
You seem frighteningly able to ignore the fact that no one ever heard of (at least) a couple of the "Solas" (Insofar as the way the Reformation defined them) for fifteen hundred years before Luther showed up.
All the speculation about some hidden strain of Protestantism that existed from the time of Christ is just so much wishful thinking on the part of those who will not tolerate themselves to be refuted, even if it's by their own standards.