They're not going to stop
Doctors have money; buy planes.
Doesn't mean it's nothing, but the plane-buyer income bracket is filled with physicians. Nevertheless we should always keep an eye on crashes.
What about the serpent references in the OT? What about the caduceus? What about the dragon eating its own tail symbol seen worldwide?
I'm not onboard with the internet theories, I'm just pointing out stuff in the historical record.