The punchline at the end of the article, ופשוט:
What Ben-Yosef has produced isn’t an argument for or against the historical accuracy of the Bible but a critique of his own profession. Archaeology, he argues, has overstated its authority. Entire kingdoms could exist under our noses, and archaeologists would never find a trace. Timna is an anomaly that throws into relief the limits of what we can know. The treasure of the ancient mines, it turns out, is humility.
And the lead-in to that punchline: