They weren't "missing": GPS-tagged red-footed falcons revealed that they migrate to a tiny communal roost in central Angola (“Falcopolis”) each February–March. There, saved you a click (disappointed on National Geographic for that clickbaity headline).
I don't think there's a single name brand from "before internet" that has survived without turning into a clickbait chaser of ad revenue above all else.
The term for this is "late stage capitalism".