Playing around again.

And why were his shoes completely unweathered after four years of being out in the elements?

And why were his shoes up there in the first place? They were untied on his feet.

He certainly would not have been able to navigate the terrain up there even with his shoes laced.

But if he had been navigating that terrain, he almost certainly would have lost his shoes in the process.

So we don't know what actually led to Jared's demise.