Sometimes the South African legal system doesn't completely suck.
I believe they are Afrikaners, to be precise.
Medical doctors are not scientists. They are essentially mechanics.
A medical doctor doesn't necessarily have a real doctorate, MD is a master's level degree. You get actual doctors of medicine, who are real doctors.
It's just a marketing thing that they stole the label. "Doctor" means "teacher". That's why you had "doctors of the church" before medicine men came to be called doctors. It was because doctors carried prestige that the medical profession adopted the label.
The mounting is a breakaway "designed to fail" element as well.
https://www.transpo.com/roads-highways-rh/safety-products/breakaway-supports/pole-safe
That said, fuel in the wings would deliver quite a pretty punch.
Likely because you are not considered vaccinated immediately after. So anyone who dies within a week or two of the fourth shot would be considered as having had 3-doses.