That doesn’t help. If recursive justification is a particular kind of circular argument that’s valid, so that others are invalid, then something makes it valid. But what? EY doesn’t say. And how do we know that the additional factor isn’t doing all the work?
He doesn’t show much sign of embracing the validity of all circular argument ss, and neither do you.
I never said all circular arguments are valid
That doesn’t help. If recursive justification is a particular kind of circular argument that’s valid, so that others are invalid, then something makes it valid. But what? EY doesn’t say. And how do we know that the additional factor isn’t doing all the work?