It will quadruple revenue - deregulation and PFAS for everyone!
Hope you can afford regular sponge bacteria cleansing baths, or you get them super-cancers real quick.

That’s kinda fucked up

skill or ambition to ensure the tool fits

Do I look like a rocket surgeon

Slotted only have two points of contact, which is part of what makes them so easy to strip.
Most other fasteners have double that as a minimum.
Slotted are also generally used in old-fashioned furniture only where I live, and those tend to be very shallow for aesthetic or historical reasons, making the problem even worse.

An infinitely small segment of the arc can be.
Geometrically there isn’t a problem. If you draw a line from that point to the center of the arc, it will make it clearer.