"The point is, the tool used is secondary to the user."
What difference is that supposed to make?
Nobody's made a point in opposition to the fact that the tool needs to be used in order to do something.
Tell us again, what is the use of a gun? What is the result when that tool is used as intended?
Meanwhile, marijuana users like Joe Rogan and Elon Musk and fifty million other people are permitted to bear arms, Form 4473 notwithstanding.
But we just don't talk about that.
Because there is no effective means of gun control while the Second Amendment stands.