We don't think, we know.
>A bullet is a projectile whose sole purpose is to penetrate the human body at subsonic or supersonic speeds.
Not even remotely true. There are bullets whose sole purpose is to penetrate paper targets accurately.
>The original commenter was advocating for carrying and using weapons that fire these bullets against innocent people.
Wrong, it was advocacy for carrying and using weapons that fire bullets against guilty felons.
>To me that's just depravity.
To those based in reality, it's a right to self-defense.
I mean clearly you though it mattered, so I was telling you why people prefer scary sounding hollow point ammo over FMJs.