It will likely not make the planet inhospitable to all people, just some. In fact, a bunch of people will benefit from it, like those living in colder climates (at least for some time).
Then I misunderstood and was thinking of a different adjustment of the head. The one I was thinking about us when you wedge the screwdriver behind the head and bend it otwards a little for better contact. For that you need a flat tool.
I remember this joke usually involving eggs. But I suppose that had to be changed, for reasons.