What a judaic thing to say, kikel on back to your kibbutz, Schlomo.

Excellent point. It would be so much easier to shift the burden of proof from oneself to the adversary in question.

If the individual acts, speaks, advocates, and employs the rhetorical standards of the jew, then why must the observer convince the apparent jew that we believe they are a jew.

Seems too heavily reliant on the honor system. In the event that a White European is inadvertantly caught up in the confusion, perhaps they need to be called out for presenting an outwardly pozzed expression.